Doppelganger - Season 1 Episode 5 5

Not being able to tolerate Rui Ming's repeated betrayal of their marriage previously, Si Ting sent a killer to murder Rui Ming under the influence of alcohol. However, when the killer took action and injured "Rui Ming" (Li Wei), Si Ting felt overwhelmed with guilt and opened up to him on the truth. Much to her surprise, not only did Li Wei not blame her, but also bore the responsibility on his part. The relationship between the couple then turned for the better.