River's Edge (2018)

Haruna is a high school student whose, school-mates, school and life is topsy turvy and often tragic. One of her classmates is the homosexual Ichiro. The boy is often bullied, derided and beaten. He has the scars to show for it. Haruna stands by Ichiro's side and comes to know Ichiro's secret. Then they discover a corpse by a river beside the tall grass.