Mayor Rose escapes captivity and heads back to Anima City with Pinga's help, who flies her over the guarded border. Marie informs Shirou that Nazuna, at Boris' suggestion, is planning to reveal that she is a human during her concert. Shirou tells Michiru that Nazuna's confession will actually trigger Nirvasyl Syndrome, and Michiru convinces Nazuna at the last minute not to make the confession, only for Boris to step in and expose her himself. This sets off a chain reaction of the syndrome within the beastmen...