Summer vacation is here! Toki, Rai, and Otogi head to the fireworks festival together, and the outing soon turns into an awkward competition for Otogi's attention between the overconfident Rai and ever-unsure Toki. Both now aware of their feelings for her, the two sort through their thoughts and, each in their own way, prepare to make the next move. But when Otogi leaves to spend summer vacation at her grandmother's house, Toki and Rai are left hanging with nothing to do but wait for her to return. But absence makes the heart grow fonder, and a little long-distance communication might be just what Otogi and Toki need to move forward...