Don't Toy with Me, Miss Nagatoro 17

Nagatoro and Senpai's joint training camps are almost over, but Nagatoro is still struggling to develop a surefire attack that will secure her victory over her rival Orihara. Stumped, she turns to Senpai for advice-and learns a surprising truth she never saw coming. Later, Nagatoro stops by Senpai's cram school to make sure he's not being bullied and, to her dismay, realizes there's a new woman in his life who seems all but sure to promise trouble...