Second Semester has Started!.The second semester starts, as Irina now enrolls herself to the Kuoh Academy being in the same class as Issei. She then reintroduces herself to the Occult Research Club members as a member of the Brave Saints and Michael's Ace there to train them. After school, Irina notices a depressed Rossweisse at Issei's house after being left behind by Odin. Meanwhile Issei and Asia is sent shopping to help prepare for a welcoming party for Irina. On their way back, Asia almost trips and is supported by Diodora who reveals that he is the devil Asia rescued in the past and proceed to propose to Asia. Night time in the Hyoudou Residence, Issei and Asia report their encounter to Rias until Gasper arrives and tells them that the preparation for the welcoming party is complete. During the party, Azazel joins in and shows everyone in the party a documentary about Issei's love of breasts which triggered Issei's uprising popularity with the kids earning himself the nicknames: Breast Dragon Emperor and Perv Dragon, much to his chagrin and Ddraig's depression. The next day, Issei's class prepares for the sports day and he is tricked by Kiryuu into joining a three-legged race with Asia. At noon, Issei joins his classmate on their preparation for the sports day as Issei starts practicing with Asia. Later, Rias shows the many invitations sent by Diodora for Asia, saying that she will dispose the invitations while Issei and Asia head to train for the sports day. While practicing, Xenovia convinces Asia to let Issei tohave a threeway with them but Irina intervenes. At the club room, Rias reveals the Rating Game tournament among the Young Devils and their first opponent for the tournament is Diodora Astaroth.