Keita Amaro was in the woods near his home one day when he discovered a strange machine by a sacred tree. Keita forced the capsule open and out came a Yo-Kai, a ghostly apparition, called Whisper. Whisper gave Keita a Yo-Kai watch which allowed Keita to see and speak to Yo-Kai all around the world, either haunting people peacefully or causing mischief! In this Yo-Kai game, Keita is taking on an evil horde of Yo-Kai! Can you defeat them all?