Recommendations

Both stories have the cliché "let's get married for this objective only" and it later develops into something else while they try to solve some type of crime.

both about solving mysteries in a school. both have some sort of illness that either helps or hiders them during the investigation

Very similar in terms of fantasy, higher trained Immortal trains and falls in love with another equal in status but lesser in abilities. The each have times when they experience different worlds. In addition, the plot of love, sacrifice and ending are nearly the same

Both male leads have lived for hundreds of years.
Both male leads falls in love with a human female lead

Both of the dramas are about marriage between strangers who eventually become lovers. If you liked watching Fake Princess you will also like Love by Hypnotic. Hope you enjoy!

Cross road Bistro is a good Slice of life drama watch if you are into Female centred plots..............................................

Similar concepts:
- Observation shows
- Married couples spending time/activities/holidays apart, focusing on and discovering themselves and how this relates to their marriage.

Slight differences:
Apart Together seems to focus more on the holiday/activity aspect and has multiple married couples holidaying together.
Marriage vacation focuses more on the separation aspect and seems to feature more at home scenes.

In both of these, ML & FL collaborate together and participate in various competitions leading to victory.

Same e-sport backgroud
Bickering couple
I felt the same vibe when watching FIYS and GYH
GyH is more of a heavy base and emotional
FIYS has the ex- boyfriend angle which is missing in later .

Both films share the same hilarious plot. The main character that always goes by the book is appointed to simulate the robbery of a bank.

Miss Dao and Tewkao's chemistry? Then, "I told sunset about you" is definitely for you! A lot of fans were not happy with the ending Dao and Tewkao got so, after a lot of fan's request, Nadao made this series starring the same actors (Billkin who played as Dr. Dao and PP Krit who played as Tewkao in My Ambulance).

Both have real characters inside a fantasy world, harem reversal, tons of comedy, funny FL, scheming ML, childhood sweetheart, loving parent, evil sister, FL unknowingly falls for ML, ML chases FL first.

Story sound similar. The couple’s parents also in love. Discovered they mean to be together. Their fate to be together. Romantic, good looking couple, pure love

Both are realistic slice-of-life dramas, focusing on sensitive topics. While Remembrance is about suicide and young adults working lives; The World Between Us is about a mass murderer and the effects on his family and the victims' families.

Thai BL dramas! one of the couples from Top Secret Together shares a similar story to the main couple in Theory of Love. Best friends, one falls for the other, he rejects him and makes him suffer and then realizes he actually loves him and fights to get his love back when it was already too late!