A business trip to Okinawa has Fuyutsuki-san doing her best to reassure Himuro-kun, who is fearful of what might happen under the blazing southern sun.

Saejima expresses affection for Komori, while Katori stumbles in pursuing his own interests.

A trip to a ski resort leads to Fuyutsuki and Himuro getting closer, as a new person from Himuro's life appears.

The gang gets together (online) for New Year's Eve, then makes an outing out of their first shrine visit.

When a storm stops the trains from running, the boys decide to spend the night at Katori's, while the girls get a room at a business hotel.

Himuro-kun makes his move in pursuing a cohabitation he's always longed for...

A long-awaited business trip between Himuro and Fuyutsuki is sent awry by sudden illness.