Bitter Sweet (YAMAMOTO Natsume)

Due to a past trauma, Imachi Koushin, a high school student preparing for university entrance exams, has become apathetic towards life. Other than for his unusual sweet tooth, he is just your everyday boy. That is until he met Haruno, a fellow test-taker, at a coffee shop he had randomly entered. From then on, his life started to change and thus begins a bittersweet tale of youth. [Original Web Manga](https://shonenjumpplus.com/episode/13933686331721104225)