Recommendations

** Both series center heavily on protagonists Mutual Healing & Growth
** Protagonists Dealing with Physical or Social Vulnerabilities
** Both dramas have Realistic, Grounded Slice-of-Life Tone
** Both dramas put Emphasis on Family & Community Dynamics

Go Go Squid! and Falling Into Your Smile are similar because both are popular Chinese romantic comedies centered around the competitive world of e-sports.
Shared Themes and Plot Points:
"The Main plot here is that Opposites attract." (CUTE FL & COLD ML)
1) E-Sports Backdrop: Both shows feature high-stakes professional gaming, training camps, and tournaments where the characters aim to win global championships.
2) Cold Male Lead: The male lead in both dramas starts out as an icy, strict, and intimidating team captain or legend who is hyper-focused on winning.
3) The Slow Thaw: Both male leads slowly soften up and become fiercely protective and devoted partners after falling for the female leads.
4) High Chemistry and Fluff: Both series lean heavily into a sweet, light-hearted rom-com style filled with playful banter and romantic gestures.
5) Prodigy Female Leads: Both heroines are remarkably brilliant in their respective fields. Tong Nian is a computer science genius and graduate student alongside her secret life as a popular online cover singer, while Tong Yao is a fiercely capable professional e-sports player breaking barriers in a male-dominated league.
6) Loyal Teammates and Comic Relief: Both male leads run gaming houses filled with a tight group of loyal, younger team members (like the K&K members in Go Go Squid! and ZGDX in Falling Into Your Smile). These team members act like brothers, provide constant humor, and often meddle or cheer on the romance.
7)Low-Angst Romance: Both stories steer clear of toxic, drawn-out love triangles or malicious villains, focusing instead on mutual support, career ambition, and sweet, feel-good relationship growth.
8) The "Cute but Genius" Contrast: Their cuteness isn't just surface-level; it contrasts perfectly with how incredibly smart they are. Tong Nian behaves like a shy, blushing fangirl around her crush but is secretly a brilliant IT coder. Tong Yao looks small and harmless but turns into a fierce, trash-talking gaming beast the moment she picks up a mouse. Both dramas are famous for their incredibly cute, bright, and lovable female leads who instantly steal the hearts of the audience (and their cold male leads).
***BONUS***
The Female leads in both the dramas share the exact same surname (Tong) and their given names are incredibly similar in both sound and structure.
The Name Comparison:-
Go Go Squid!: The female lead is Tong Nian (??).
Falling Into Your Smile: The female lead is Tong Yao (??).
While they have different Chinese characters for their surnames (? vs ?), both are pronounced identically as "Tóng" in Mandarin.

** An insightful exploration of working-class adults feeling stuck in their daily routines, seeking purpose, personal growth, and authentic relationships.
** Both are Realistic Slice-of-Life
** Heavy Focus on Family relationship

I had to make the recommendation when I discovered that the director is the same!

Both MLs played by So Ji Sub and Kim Nam Gil, are acted masterfully and portraying one of the most pitiful MLs you will come across.
And their eyes look similarly beautifully sad.

Both stories are loosely around the return of the ML for revenge

In my opinion, Bad Guy had a better first half, where as I'm Sorry I Love You had a better second half.

Similarities

** Late 20th-Century Nostalgic Period Setting
** Focus on Neighboring Families
** Childhood Sweethearts and family relationship Dynamics
** Actress Guan Xiao Tong plays a central role in both dramas
** Both dramas Focus on Realistic Social Issues

Queer coming of age stories about characters navigating their sexuality and romantic relationships to other people among an enviroment that may not be so accepting
Emotional, romantic
Try to be a realistic account of queer life
Themes of christianity are very central in TTH but also are brushed upon in LITBC

Queer coming of age stories about gay men navigating love, friendship, family, and a society hesitant to accept them. Very sad, emotional and compelling, not shying away from presenting the real life struggles
YNEH tackles christianity (in its relation to homosexuality, or more so, Christian people disproving of queer ppl), internalised homophobia which are also central aspects in at least one of the stories in LITBC

Kdramas that are kind of episodic but all connected due to own actress/character. Theyre devided into different segments and each segment is directed by a different person and feature different people the mc interacts with.

Both are korean dramas with a kind of episodic feel but a central main character. They follow a young man and his development/coming of age. He meets different people -each episode contains its own little story
Navigating family, friendship
Main character rejected by society bc he belongs to a marginalised group of people
Dealing with grief/death of a parent
Very emotional shows about real life

Move to heaven ep5 features a sad gay storyline ... thats basically what love in the big city is lol

-Both are office dramas focused on the daily life of the protagonist.
-It shows team work and the team leader trying to be better with their subordinates after a while.
-Slice of life, without any major twists or deep plot

-“The Ordinary Jackpot” focuses more on the protagonist at work, making riskier decisions after winning the lottery and wondering what he should do with the money.
“Mr. Kim" on the other hand, focuses on the protagonist reevaluating his life, his routine, and his relationship with his family.
One is at the peak of his career, and the other has already passed that point and feels inferior to those who are just starting out.

Great fashion has to start somewhere. And for aspiring designer Kang Yeong Geol, that somewhere is in a humble stall at the Dongdaemun Market, a crowded fashion district in Seoul known for its cheap clothing and wannabe designers. Yeong Geol is a little timid about pursuing his dreams to become a famous designer, until he meets Lee Ga Yeong, a confident young woman who shares his aspirations. Anna Choi, a brassy woman who will let nothing stand in the way of what she wants, and privileged hunk Jung Jae Hyeok create a double love triangle.

Gi Yun is a clever and good-looking chairman of WJ Entertainment. He is a rich romanticist of the century who seems perfect on the outside, but he is also an ambitious man with a dark secret that he cannot tell others. His wife, Sin Ju Gyeong, was able to rise from poverty by marrying Gi Yun, just like Cinderella from the fairytale. She is a perfect mother and a lovely wife with a great career until an unexpected incident steals everything away from her.

Jung U Hyeok, a rookie actor at NA Entertainment who continues his acting career after overcoming the misery of his incompetent agency, misses his mentor, Ju Gyeong, who suddenly disappeared. At the moment, Seo Hui Jae, who looks just like Ju Gyeong, walks into NA Entertainment. U Hyeok gets confused when he sees Hee Jae, and she intentionally approaches Gi Yun.

Who destroyed her life, and how will she get back the perfect life she lost?

It's similar to it in many ways, the same adventures and atmosphere, both are exciting and unique, even though one is BL and the other is romantic, but they give the same vibe.

A romance thriller between four men and women running like a runaway locomotive toward different desires, including success, revenge, children and love.

Lee Sun Woo, is a photographer and editor at a magazine. He keeps a burning ambition and heartfelt desire for revenge hidden behind his warm exterior. Han Chae Rin is the CEO of a cosmetics company. She is greedy and ambitious despite her success. Park Da Som is a rising actress. She does anything for success. At the same time, she struggles to protect her son who has a rare disease. She’s internally struggling between motherhood and success, and despite her cold exterior, she truly loves her ill son. Hyun Seung Hoon, Park Da Som’s husband, is an aspiring model. His life goals are to overcome poverty and failures. He dreams of succeeding in life.

A romance thriller between four men and women running like a runaway locomotive toward different desires, including success, revenge, children and love.

Lee Sun Woo, is a photographer and editor at a magazine. He keeps a burning ambition and heartfelt desire for revenge hidden behind his warm exterior. Han Chae Rin is the CEO of a cosmetics company. She is greedy and ambitious despite her success. Park Da Som is a rising actress. She does anything for success. At the same time, she struggles to protect her son who has a rare disease. She’s internally struggling between motherhood and success, and despite her cold exterior, she truly loves her ill son. Hyun Seung Hoon, Park Da Som’s husband, is an aspiring model. His life goals are to overcome poverty and failures. He dreams of succeeding in life.