[In the year 2091]

As a child, Yi once belonged to a successful family and was passionate about boxing. His father then went missing and people came to their home saying he had a 3 million dollar debt. Their relatives disowned them to cover up their shame as a result, Yi and his mother lost their property, living in an alley.

Soon he's finally old enough to work and found a gamer friend he could consider a brother. But his mother is sick. Now it's his turn after sitting idle, watching his mother suffer for years, he's determined to get them out of this life in all possible ways he could think of.