Gamble King Harold hid his identity, protecting the Daltons and taking care of Grace for three years as his master Victor Dalton begged him before he passed away. However, his silent protection was only repaid with contempt and ridicule. Harold endured it all until only three days remained. But Grace was tricked by her friend, and it seemed that the Dalton family would suffer heavy losses. Harold used his gambling skills to defeat the evil rivals. After that, Harold left. When Grace knew Harold's departure, she panicked and searched everywhere for his whereabouts.