Hane, despite feeling guilty, maintains an intimate relationship with Atsuto, even though she is engaged and has a close friendship with Aki, her coworker who loves Atsuto. Her relationship with her fiancé has become less frequent, while her physical connection with Atsuto has intensified. Hane tries to justify her actions, but she is fully aware that she is deeply involved with Atsuto both physically and emotionally.
