Mr. Sasakura announces his first solo art exhibition. When the boys hear Ms. Itoko is posing as a nude model, excitement ripples through the class. But the shock intensifies when they learn Tenma and Yakumo will model too! As the day of the exhibit arrives, emotions run high and tempers flare.

While prepping for the school sports festival, Tenma and friends are making pom-poms after class. During the chaos, Eri accidentally cuts off Harima's beard while he's napping! The next day, she tries to apologize to a sulking Harima—who declares she's now his loyal lackey!

Heartbroken after overhearing Harima and Yakumo, Hanai retreats to the mountains for intense soul-searching. Upon returning, he meets Harry McKenzie—a flashy, bike-riding blonde—and ends up in an unexpected showdown. Just in time, Harima arrives for his meeting with Yakumo, and a three-way battle begins!