Small Hiro One.Dr. Trevor Trengrove is giving a lecture at SFIT, but Hiro is not allowed in due to the age restrictions, forcing him as well as Fred and Baymax to listen to children's scientist Wendy Wower. Trengrove kicks out all of the students (Karmi included) except for Wasabi, Go Go and Honey and they begin creating defensive weaponry. Hiro ends up spotting Yama and rushes to tell his friends where it is revealed that Trengrove is a phony and Yama threatened him to upgrade his robot Mega Yama...