After she and Bette break up, the two become on-again-off-again lovers for the rest of the series, and eventually marry and divorce, only reconnect and remarry 10 years later.
Tina kept her abuse history secret from everyone, including Bette, and only confessed it to interrogating police officers after Jenny Schecter's (Mia Kirshner) death.
Bette then feeling more and more incapable to communicate with Tina, starts an affair with carpenter Candace Jewell (Ion Overman).
During the second season, Tina lives with Alice Pieszecki (Leisha Hailey), and decides to seek legal advice over her separation from Bette.
Tina gets into contact with Joyce Wischnia (Jane Lynch), a gay civil rights lawyer who eventually makes a sexual pass at her.
Though Tina experiences a difficult and traumatic labour, her daughter, Angelica "Angie" Porter-Kennard, is delivered safely, and at the end of the season it is revealed that she plans to move back in with Bette and raise their baby together.
Their relationship become more and more difficult though, for Bette's difficulty to find a new job that might suit her and for a social worker who does not accept their life choices, Tina (who has already had an online fling and also an attempt at fulfilling her interest with a male movie producer) meets Henry Young (Steven Eckholdt), a divorced man with one son, Mikey.
As Tina and Henry continue settling in, Bette decides to visit Joyce in order to obtain full custody of Angie.
Though relations are generally strained between them at the start of the season, things gradually improve between the pair and they agree on shared custody.
Work on "Lez Girls" strains her relationship with Jenny due to their conflicting opinions on how the piece should be adapted, and also leads Tina to meet Kate Arden (Annabella Sciorra), the selected director; it becomes apparent that there is a mutual attraction between the two.
She slowly renews her friendship with Bette and witnesses her enter a relationship with sculptor Jodi Lerner (Marlee Matlin).
Tina comforts Bette who decides to let go, having her soul mate with her, and they go together with all their friends to Lez Girls' wrap party.
At the end of the party Jenny, who has been excluded from the movie for her relationship with the star of the film, makes a surprise appearance.
The pair go to Nevada, where they meet Marci (Katharine Isabelle), a young, pregnant single mother who is expecting a mixed-race son.
Since Nevada law does not permit adoption to same-sex couples, Bette and Tina invite Marci to live in their house in LA during her pregnancy.
Also in this season, Bette meets again her college crush Kelly Wentworth (Elizabeth Berkley), and the pair open an art gallery together.
Later on, while Tina is in New York for a job interview with Focus Features, Jenny, looking from her window, misreads Kelly's attempt to seduce Bette, and films a video that, viewed from the wrong angle, makes it seem as if they are having sex.
Bette is shown to have primary custody of a now-teenage Angie (Jordan Hull), who lives with her and refers to Tina as "Mama T".
[6] She starts to have serious doubts about her marriage to Tina, and talks about them with Shane, after a disastrous 'family' poker game, where Bette dismisses Carrie's attempts to become friends.
Shane decides to talk to Bette about Carrie's cold feet about the marriage with Tina, encouraging her friend to face her feelings for her ex-wife.
Later, though just as Bette is leaving to join Pippa Pascal at her new art exhibition, Tina appears at her doorstep, asking to come in.
They meet to drop off Angie at college together, and then in the evening at a benefit event organized by Shane, a gesture by Tina, gets them to talk openly about their relationship and reconnect sexually.
They both seem willing to start a relationship again, but during the opening of Marcus Allenwood's exposition, Bette asks Tina not to return to Toronto; the producer leaves, afraid they will repeat their past mistakes.