Himitsu.
60 / 100 on AniList 6.91 / 10 on MyAnimeList
Slice of Life
1. A Passing Story A school doctor recounts a romance from her own school days. 2. Pink A love triangle. It's set in the same school as "A Passing Story." 3. Romance A couple from the same school as "A Passing Story" and… Synopsis via AniList