Miguel and his mother suffer a car accident; Miguel's mother dies, but he miraculously survives without any injuries. He goes to live with his grandmother in Sintra and meets a mysterious girl called Sofia, who happens to be a vampire.
Qu Jianming, deputy captain of the criminal police detachment of Yancheng Public Security Bureau, and Cao Xu, a police officer, both have a dedication to the truth and a desire for justice. The two former friends gradually became strangers and eventually stood on opposing sides
Li Shanyuan is a prosecutor who handles juvenile cases with fairness and justice under public scrutiny. Alongside him, other prosecutors work to not only prevent multiple juvenile crimes but also protect the physical and mental well-being of many minors.
Families battle the destruction caused by loved ones' criminal spirals. Faced with intervention - treatment or jail - an ex-convict interventionist guides them, striving to avoid tragedy.