A nerd must fight powerful spirits and aliens all vying for the secret power of his “family jewel,” so who better to fight alongside him than his high school crush and a spirit granny?!

Momo Ayase and Okarun are on opposite sides of the paranormal spectrum regarding what they’ll believe in and what they won’t. Their quest to prove each other wrong leads them down a path of secret crushes and paranormal battles they’ll have to participate in to believe!

After the plane ride from hell, Momo and the others somehow make it to Izumo, but they find that the magic mallet meant to break their curses has been stolen by the phantom ninja thief! With the shrine priest in tow, the group rush to the castle where the mallet’s GPS tracker indicates it’s located, but as they’re looking for it, the shrine priest’s true identity is revealed—and he’s in cahoots with the thief?!