[Revenge + house fight + slap in the face + white and black]
In order to find out the truth about his mother's sudden death, Jiang Shan and Dai Xiao went to Beijing.
She and her cousin swore an oath: one would fight for the crown prince's position to take advantage of the situation to avenge her, while the other would hold a lamp and seek evidence in the dark. But she was stopped by Shen Linxi, the most generous cousin of the prince.
"You are very thoughtful," he raised the burning red bead on her wrist, "Can you make a bet with me?"