The story follows Bai Suqin, who desperately tries to save her adopted son, who is in the late stages of cancer. The adopted son mistakenly believes his mother is the one who is ill, preventing her from borrowing money for treatment and even refusing a kidney donation, ultimately ending his own life. The doctor who conducts the checkup for the adopted son turns out to be Bai Suqin's long-lost biological son. In the end, the adopted son and others are brought to justice, and Bai Suqin is reunited with her biological son, revealing the complexities of human nature, both good and evil.
