C41

All day long, Ai Yu was not in a good mood. The knot in the little girl's heart is hard to resolve. She, who had been forcing herself to smile, doesn't want me to worry. However, I know that an indescribable pain still remains in her heart.

"Brother, is this a computer?" After class, Ai Yu came to my office, and saw me in front of my laptop, playing with mine.

"Yu'er