When Erica and Tina return from their hiatus, Tina reveals a devastating truth about her marriage. Mary Mary lands the cover of Ebony Magazine. Erica concentrates on her solo career.
Tina confides in Erica that she exposed Teddy's infidelity in an interview and struggles with forgiveness. The ladies clash with their manager, Mitchell, and confront him with their dissatisfaction.
Tina shocks her publicist with the news that she did a tell-all interview with a national magazine. Erica hires a new solo manager, angers Mitchell and debuts her new single in New York City.
Teddy surprises Tina. Tina asks her mom for help. Mitchell and Mary Mary clash. Erica encourages her 9 year old daughter to perform on stage with Mary Mary.
Teddy reveals more about his infidelity to Warryn, threatening Tina's marriage. Tina and Erica head to the Bahamas to perform and celebrate their birthdays, and learn devastating news about their dad's health.
Mary Mary's cover story ignites a firestorm of controversy surrounding Tina and Teddy's relationship. Tina learns more about Teddy's infidelity. Erica stands by her sister through it all.
Tina decides that she and Teddy must separate, so she leaves town to deal with her pain. A lackluster response to Erica's solo performance humbles her. Tina and Erica face off with Mitchell.
Tina asks Teddy to move out. While Tina's away, Erica cannot cancel a Mary Mary charity concert so she recruits her other sisters to sing. Warryn and Ken face off about Erica's solo career.
Erica's bleeding vocal chords demand R&R but she has a packed performance schedule. Teddy wants to move back home, Tina waffles and the couple heads to marital counseling.