"An awesome power is unleashed...with the help of the president's chest?! Now that training is done and Rias's peerage is back together again, it's time to party! With just one day before the big game, tensions are running high, and things only get worse when some party crashers arrive! Issei is eager to show off the results of his training, but he still can't activate his Balance breaker...or can he? Looking at Rias, his eyes drift downward, and he realizes what he must do..."-- Back cover.

Publisher Marketing: Ichiei Ishibumi is the Japanese author best known for his High School DxD light novel series. Publisher Marketing : AN AWESOME POWER IS UNLEASHED...WITH THE HELP OF THE PRESIDENT'S CHEST?!Now that training is done and Rias's peerage is back together again, it's time to party! With just one day before the big game, tensions are running high, and things only get worse when some party crashers arrive! Issei is eager to show off the results of his training, but he still can't activate his Balance Breaker...or can he? Looking at Rias, his eyes drift downward, and he realizes what he must do...Is there room in Minato's harem for one more?

Format: Paperback | Pages: 162 | Publication Date: 2017-12-19