Satou-kun no Juunan Seikatsu

Seventeen-year-old Satou is a half-demon, half-human boy whose face always stays expressionless. Follow his chaotic life as the only human transfer student at a demon world private high school. On his very first day, Satou makes quite an impression on his monstrous classmates—especially the school’s arrogant Grim Reaper, who’s now determined to get revenge after being humiliated. But when it comes to Satou, nothing ever goes according to plan…