Saiki Kusuo no Ψ Nan: Season 1, Episode 18
1 - 18: Teruhashi's Second Visit to the Saiki Residence + It's a Piece of Cake! The Straw Millionaire + Transformation! Super Size + He Should Repeat the Grade + Max Excitement! Karaoke Party
Kokomi drops by the Saiki household to get a cooking lesson from Kurumi, but Yuta is extremely suspicious of her, and Kusuo is in over his head.