Time and Space Adventures: Part I.Washu invents a machine capable of generating alternative realities to the specifics of the user. Curious and competing members of the extraterrestrial group overwhelm the machine and disappear into the new realities. In the First Part, the group participates in Ayeka’s world in Heian period Japan where she and Tenchi are arranged to be married only after he defeats the Rashomon who is Ryoko.