Yu-Gi-Oh! CARD GAME THE CHRONICLES is a monthly short-anime series showcasing Official Card Game-original card themes. It is an expansion of the demo reel of the same name released the previous year.

Prepare to LOL! Zhang Xiao, a food stall owner, is called mommy by the heiress to the Mu family, Mu Ya by accident. She accepts her father Mu Chen’s offer to be her nanny. With them living under the same roof, a fun and heart-warming journey begins.