Riri is overjoyed that Yuyu is now her Schutzengel, but can she hold up under Yuyu's harsh training? Then, when a powerful Huge attacks, Riri gets a glimpse of Yuyu's secret.

Yurigaoka holds a school-wide competition to choose the year's best Lily. Riri worries that the inexperienced Yuri could get hurt in the games, but with spies swarming outside the school grounds, that could be the least of her worries.