Tubame Syndrome
58 / 100 on AniList 7.03 / 10 on MyAnimeList
Comedy · Ecchi · Romance · Sci-Fi
The story revolves around Taiga who doesn't have memories from more than two years ago after his parents died in an accident. He lives with his sister, Tsubame, who he finds out is from outer space with the job of… Synopsis via AniList