"Cupid's here! Come! on! Down!"

A contest apparently. Also, there's confetti falling everywhere. Isn't there an end to this stuff?

"It's a challenge of hide and seek/tag/ and lottery! Spin to win! Smooch and proof! Enter and win fabulous prizes, mya~!" And there's a hug from the Nexus' resident demon.

"Go on, it'll be fun!"