1x13 - They Are My Noble Masters

Shinra prepares for her concert and Ren tries alone to deal with his father. Ren and his father get into a fight and realizes who his true family is. At her performance, Shinra exposes her true style and true self. Ren and Mihato become part of the family. The family then starts fighting over who Ren is going to personally serve, by the way Ageha drops by and says she is going to join in on the fight.