 Patrick and Robin begin to have a strained marriage afterwards during the trial of Robin's friend, Sonny Corinthos (Maurice Benard), for the murder of his wife, Claudia (Sarah Brown), as the well as the revelation that Sonny's son, Dante Falconeri (Dominic Zamprogna), was working undercover to bring Sonny down and then Sonny's niece Molly Lansing (Haley Pullos) framed Michael Corinthos (Drew Garrett) for that because Michael did it.When Robin leaves for Africa on assignment, Patrick sleeps with Lisa, and immediately regrets it.Lisa, though, becomes unhinged and hell-bent on breaking up Robin and Patrick's marriage after their one-night stand, intent on getting Patrick for herself.