Heheehhh

The video cycles through animated drawings of two anime characters, one with dark hair in a green and black checkered haori and the other with spiky blonde hair in a yellow and orange haori, both holding microphones and singing, with handwritten text appearing above them. The characters' expressions change from serious to smiling as the text changes, and the final frame reveals a hand with a stylus drawing a third character over the top of the two singers.