Hametsu no Kanojo

Reiko considers herself the older sister to Kazu and Yukari, childhood friends who were once close. She suppresses her feelings for Kazu, treating the group as a family. Yukari, meanwhile, also harbors affection for Kazu. Over time, tensions arise, and the dynamics among the three begin to unravel. Their bond deteriorates, leading to a downward spiral. The story explores the complex and intense emotions between the three friends as their relationships become increasingly unstable.