It's not same but WTLOG is also about long lost love. The emotions are raw in both. The love the ML has for the FL is same in both. Both of them talks about the past and the present. The cinematography, production, background music , side characters , all are great.

Both are Older Woman/Younger Man romance drama with a lot of comedy and fluff. Leads have great chemistry with each other. Side characters are funny and supportive.

Both are suspense, thriller drama.
Reset is about time loop while in SFOT, the FL travels through time and space with the help of her phone and goes back to her school days and tries to change her fate as well as to save the ML.

Both are chinese republican era drama.
The main female lead is strong, mature, fearless, supportive, instinctive and amazing.
The chemistry between the leads is insane in both drama.

Both are time travel drama. In both, the FL dies all the times and ML travels back to the past to save her.

In My unicorn girl, FL was an aspiring figure skater. But later she joined in ice hockey.
Both dramas are about winter/ice sports.

Both dramas are time-travel romance drama.
In See You Again, FL dies in a car accident and ML uses a camera to time-travel back in time, hoping to save her.

This one is a underrated slice-of-life drama.
Similarities :
-growing up
- friendships
- family
- love stories that last for a life time.
- slow burn romance.

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- youth
- school
- family importance
- friendship bonds that are strong
- sweet as well as emotional.