learn Rachel accidentally killed her aunt Lucy, which Allison witnessed, and refused to speak of Allison because it meant admitting involuntary manslaughter. Chandler also tries to pin the death of Rachel's parents in a fire on her. Rachel kidnaps baby Matthew after she's released from the hospital following her own fresh escape from Chandler. Meanwhile, Chandler is arrested by the police and Rachel leaves Matthew at the hospital. Rachel escapes but loses her mind, thinking she's Allison. Michael finally decides to send her to a clinic in Boston. Connie now wants every trace of Allison and Rachel both out of her house. Leslie continues his criminal actions by slipping a gun to Chandler to help Chandler escape jail. Norman sees it and blackmails his father into giving him a job, so he can support Rita, who now is pregnant. At the end of the season, the town is stirred by the arrival of Adrienne Van Leyden (Gena Rowlands) and Eddie Jacks (Dan Duryea). Adrienne is a widow hired by Martin to break up Steven's and Betty's already unstable marriage. Adrienne seduces Steven into an affair. Michael suspects Adrienne caused her husband's death. Meanwhile, Ada is unamused by the arrival of her estranged husband Eddie, who left her 19 years ago and who once considered Chandler a friend. He insists on getting back in touch with his daughter, and Rita is shocked when she meets him. Season 4 (1967–1968) The primary focus of season four remains Adrienne Van Leyden and Eddie Jacks and the havoc they provoke, until the arrival of young mother Jill Smith and a crisis she provokes for Constance and Elliot Carson, Michael Rossi, and Rev. Tom Winter and his wife, but the season ends with the immediate aftermath of Rodney Harrington's injury in a motorcycle accident. Adrienne has mixed feelings at first about Martin's manipulations between her and Steven, even as Martin buys her an engagement ring and proclaims their engagement. Steven strains to relieve Betty's suspicions about Adrienne's interest in him, but Adrienne seems to fall in love with Steven. Steven has mixed feelings about Adrienne but gives in to her temptations. Meanwhile, shocking facts about her past come to light, particularly her having driven her husband—a highly respected medical researcher under whom Michael once studied—to suicide, when he found himself too ground down to resist the pressure of her demands after he sacrificed his career