C160 Mysterious disappearance

Halfway through his sleep, Lil 'Yellow felt something crawling over its head. Then, something fell from above.

Little Yellow unwillingly got up from the bed. When it turned on the light, it took a glance at the alarm clock beside it and saw that it was 3 o'clock in the morning.

Little Yellow rubbed its eyes, then slowly sat up on the bed. However, at the end of its bed