A woman comforts a distressed boy named Hulk, revealing she is not his real mother but has saved his life before. Hulk feels unloved since his father has forgotten his mother's face and worries about being abandoned. Despite her own responsibilities, the woman promises to care for him as he struggles with feelings of loneliness and despair. Meanwhile, Hulk learns that his mother's medical condition is serious and requires expensive overseas treatment. Determined, Hulk vows to repay the woman who supports him as he prepares to start working at his father's company, but the future remains uncertain.