Secret Playlist (2023)

* Both are centered around the music world.
* Both MLs are idols
* Both have a love triangle that's not too severe

Both dramas give off the same vibes. If you're looking for a youth drama with idol MLs that's centered around the music industry and their romance, this could be one that you enjoy.

* Both have idol ML that fall for the "regular" girl
* In both, the ML falls first
* Both are web series, totally bingeable

There are for sure differences here and there, but both of these dramas give off the youth vibe, and is similar in content.

Similarities:
* Both have idol MLs
* Both have singing FLs
* Plot is about chasing your dreams
* Love triangle

Differences:
Liar and his Lover: FL falls first, high school student FL
Secret playlist: ML falls first, college student FL

Both dramas are centered around youth, music, and romance.

Actor Shin Hyun Seung starred as celebrity - newbie actor and idol singer in both dramas and both his characters have romance :)