Bokura No Koi Wa Shi Ni Itaru Yamai No You De

from midnight scans: as a child, beniko had two close friends, umi and sora. they were twin brothers that lived next door but due to his “brother-complex” jealousy umi stopped being friends with her and soon moved away. sora stayed and he and beniko devoloped a relationship but later tragedy hit as he tried to save beniko. umi reapears with the same voice, looks, but a more twisted personality than before. how will beniko confront the twisted love and affection given to her by umi, instead of from sora?!