Hiroshima has a problem, ever since he moved into the castle of Empress Sindel as Hira and Hiroto's roommate, he can't fit in like Hiroski did when she first moved to San Fransokyo by herself, Hira figure out why; he doesn't know anyone nor can he bond with anybody especially Hiroto who's very excited since he was the only boy before Hiroshima came along, Liu Kang suggests that maybe time travel back where vikings exist should help Hiroshima become their official friend and become their sixth member of their team, Big Hero Power 6, it's a working title for them, while there Hira and Hiroshima meets Hiccup and a black dragon named Toothless, will this help Hiroshima be more friendly? Probably not. Note: Season 3, Episode 1. Note: I Only Owned My OCs.