The Lover From A Mafia

Maribel's family has a debt to pay because of stealing a highly valuable golden diamond that belongs to the ML (The Gargoyle mafia boss). Due to the debt, Maribel is considered property to the mafia boss until her family decides to pay back for stealing the golden diamond. Why did her family steal the golden diamond? What was the purpose of taking Maribel? Would her family decide to save her? Will the mafia boss let Maribel go?