Xiao's Mengmeng Camp is an underground organization that undertakes various assassination missions in W City. No. 99 Is the "all-round trash" killer within the organization. Every mission failed and he was eventually wiped out of his memory by the organization and thrown into a park to fend for himself.
Ota is a human purifier hired by the MM planet. His purpose is to purify the MM planets on the earth who have gone out of control and killed people because of acidophilia, so as to maintain the harmonious coexistence between the MM planets and humans.
Due to mission requirements, Ota brought back the abandoned killer No. 99, And No. 99 Enjoyed the life without memory. What kind of story will happen between the 25-year-old loli killer and the 40-year-old indifferent uncle? Will there be a spark of love or a father-daughter relationship between them?
At the same time, the mistress of Xiao's Mengmeng Camp sends a killer to secretly protect No. 99. What impact will this have on the lives of the two of them?
Purpose: Lolita and uncle maintain world peace