How to Kill a Heart
Kokoro wo Korosu Houhou
61 / 100 on AniList 6.56 / 10 on MyAnimeList
Drama · Psychological · Romance · Thriller
When his father remarries in his fifties, Haruki suddenly becomes step-brothers with Hikaru, a boy ten years his junior. Hikaru usually is a shy boy, but he likes Haruki immediately. Like an ideal little brother, Hikaru… Synopsis via AniList