Recommendations

Lee Jung Hee is the second daughter of a family that owns a lingerie factory. She leads a group of teenage girls with whom they have chaotic adventures together. She meets Bae Dong Moon through a group date, and Dong Moon immediately falls for her. However, Jung Hee has a crush on Son Jin, who is a cute-looking senior student at a boys' school and begins to follow him around to draw his attention.

A model student transfers to the notorious Jungmoon High School known for its severe corporal punishment by teachers and power struggles between school gangs.

There's no investigation/detective in twelve letters but the mystery , angst and communicating with past/future kind of reminds me of signal .

both have fls that move to a small town after the death of a loved one
both lose their jobs
both meet a love interest who is already in the town and is involved with helping the towns
people
both show the stories of the people in the town
both show the fl's struggle with grief
both have romance

if you guys liked when destiny brings the demon you should def watch love game in eastern fantasy since they both kind of have the same plot of:
- transmigration trope
- enemies to lovers
- supernatural
- sacrifice

Lee Bo Young's character commits a crime in both dramas and is on the run from the police in order to accomplish what she believes is right, but is considered illegal.
Lee Bo Young acts as a young girl's mother.
Each episode in both are pretty depressing.

Remake; same story different actors

"Chong Sheng Tuan Chong: Da Xiao Jie Mei Tian Zai Xian Da Lian" feels more comedic than "She Runs, He Chases, She Can't Fly"

Both are Taiwanese BL dramas whereby the main love interest has a secret crush on the main character and they go through some ups and downs before becoming a couple together.

Both are BL dramas whereby the love interest has a secret crush on the main character and cunningly manipulates the main character into loving him back naturally. Love in the Air is a Thai BL drama and Secret Lover is a Taiwanese BL drama.

Both are BL dramas and as the titles of both suggest, it is a where a guy on one side has a secret crush on the other guy before them becoming a couple together. Secret Crush on You is a Thai BL drama and Secret Lover is a Taiwanese BL drama.

This drama also includes palace politics, as well as a soul from the future traveling back to historic era, sprinkled with some comedy, with a little more romance.

If you loved Romance is a Bonus Book, you’ll adore Comic Bang!
Both are set in the creative publishing world — Romance is a Bonus Book in a publishing company, Comic Bang in the manga/comic world. ?
They mix work, growth, and adorable romance, with fun, heartwarming, and feel-good moments.
It’s like getting that same sweet, cozy vibe of workplace romance, but with a colorful comic twist??

If you loved Sleepeeer Hit!, you’ll totally adore Comic Bang!
Both take you inside the fun world of comics, with heroines finding themselves in unexpected creative jobs, growing through cute romance, funny moments, and heartwarming chaos.

It’s like Sleepeeer Hit! but extra bubbly and romantic perfect for a light, feel-good binge.

Both are Taiwanese BL dramas with both sides of the main couple having very different personalities. This together with miscommunication drives most of the difficulties in the BL couple relationship.

Both are Taiwanese BL dramas with a friends to lovers type of plot where one is secretly in love with the other. There are some conflicts and misunderstandings that cause the BL couples to face difficulties in their relationship.