![Longing Heart](https://image.tmdb.org/t/p/w300/nqnC40lUqL0VmLuINK3hOZOhB5R.jpg)
Longing Heart - Season 1 Episode 4
- Genre: Comedy, Mystery, Sci-Fi & Fantasy
- Studio: OCN
- Keyword: time travel, high school, based on comic, romance, teacher, hidden identity
- Cast: Lee Jung-shin, Seo Ji-hoon, Lee Yul-eum, Lee Tae-seon, Cho Lee-hyeon, Min Do-hee