Another Masamune appears in front of Aki named Gasou Kanetsugu. Summer break ends and Masamune continues his approach on Aki but he learns that he is Aki’s betrothed. Masamune sees that Aki’s attitude toward Kanetsugu is completely different from how she treats him, so he panics and goes to Yoshino to figure out what to do, but...
Common sense doesn't work on beasts.
.المنطق مع الوحوش لا ينفع
Bestien ist mit gesundem Menschenverstand
nicht beizukommen.
El sentido común
no vale con las bestias.
El sentido común
no vale con las bestias.
Le bon sens ne marche pas
avec les bêtes sauvages.
Dopotutto le bestie non posseggono buonsenso.
Bom senso não 
funciona com animais.
Здравый смысл этим чудовищам неведом.