Eita Izumi transfers to a new high school in his junior year and meets his childhood friend, Haruto Soma.

Haruto courageously ask out Morikawa.

The group reconnects after their trip to the aquarium; things take an unexpected turn when Ena takes an interest in Eita.

Emotions run high as Haruto feels emboldened enough to finally confess his feelings.

Things change between Haruto and Hazuki, and both of them try to deal with it in their own way; Mio tries to come to terms with her feelings.

Tensions rise as Haruto seeks guidance from Eita on how to respond to Hazuki's message.