Teruto starts "training" Hiyori by going to various bakeries in the city. They decide to go after a special croissant, but are attacked by a mysterious girl. Meanwhile, Sakura looks for a challenger for them, but feels she's being somehow deceived.
Everything is decided by Build-Divide and it's the King who reigns supreme, but whoever can defeat him will be granted their heart’s desire. While everyone has a wish, the young Teruto Kurabe vows to win and get what he longs for. Guiding him on the path to victory is the mysterious Sakura Banka. Now, the stage is set in Shin Kyoto as Teruto dives headfirst into battle.