Getsumen to Heiki Mina - Season 1 Episode 5 Mina's Red Card?

Mina is confronted by child actress, Yuu Takanashi, who guest stars on SpoLuna. She threatens to reveal Mina's identity. Mina is then caught in the choice of erasing all of Yuu's memory. But then, after learning that Yuu's parents are never around and that the Ferris wheel is an important memory of them Mina realizes she shouldn't. Then, a Jagirian alien disrupts a soccer game, but Mina is captured. While Mina struggles to transform Yuu transforms into Tamamushi Miina and defeats the aliens herself. Afterwards, she discusses the trick she played on Mina to Nanashi on the Ferris wheel.