Peter Grill to Kenja no Jikan

Synopsis

Peter confronts Lisa where she admits that she is indeed the crown princess of Ogrestan. Meanwhile, the ogre Peter met, Antonio Spartokos, approaches the reception desk of the guild. There, he runs into Mimi. When Lisa attempts to seduces Peter, Spartokos catches them in the act. A furious Spartokos then attacks Peter before Lisa orders him to stop, which he reluctantly does. Afterwards, Spartokos asks Lisa to come back home. However, she reveals that she will not return home until she conceives Peter's child. Spartokos then challenges Peter to a duel for Lisa's affection.

(Source: Wikipedia)