Unseen Bonds: Rinka’s Struggle Against the Darkness
Rinka bravely attempts to rescue her friend Yui from an unpleasant situation by the pool. However, Demura-sensei intervenes, rendering Rinka unable to act. As she regains her senses, she sees Konomi in distress. Bound and helpless, Rinka must confront Demura-sensei, who finds her defiance intriguing.