Yao Mo Wan returns to quell the rumors about her. The kidnapper turns out to be a relative of the Dou family, or Yao Mo Wan's stepmother. Ye Jun Qing realizes afterwards that he is just a pawn in her plan. Yao Mo Wan tells him that she is marrying the emperor because only he can protect her. But on the day that the emperor chooses to go to Yao Mo Wan's room, they are besieged with poisonous snakes. The emperor believes that she did it to kill him. (Source: jindreame at MyDramaList)