Throughout the Series
In "Pilot", Stella is shown to be going into a cake shop with Wes, her new husband. Stella asks for a cake for her funeral, then proceeds to tell the shopkeeper the story of her cancer, which is very complicated.  In short site, Stella recounts that Elizabeth and Aiden, her siblings, had helped her through a lot when she was in the hospital. Then we she was released from the hospital, Aiden told her that she must imagine that she was living when she was dying, which helped boost Stella's self-esteem. Soon after, Stella goes skydiving and does activities that people wouldn't normally do if they were dying. Therefor, she was living her days as one of them might be her last. Then, Stella goes to Paris to find love, as her siblings (Elizabeth more than Aiden) have already found love in their hopes. When Stella leaves home to go to Paris, she bumps into Wes, who is 'lost'. They go on dates and start to fall in love, having Sara Bareilles candle sex as their typical romantic session. After Stella explains her story to Wes they get engaged. The two move back to Stella's family home, announcing their engagement. Stella's family rejoices over the exciting occasion. That pretty much sums up the story that Stella tells the shopkeeper, and he ends up giving her a free cake.
After leaving the cake shop, Stella and Wes visit the oncology lab to get the results from Stella's bio-cancer test. Dr. Chang announces to an overwhelmed Stella that she is cured! Of course, Wes and Stella rejoice and are content in joyful tears. Stella announces the good news to the family and they celebrate. But, Stella's father, Peter, was acting quite strange at the celebration.
The next morning, Stella confronts her father, only to find out that her mother - Ida has left him. Stella funds all of her money to Peter, and leaves, to become a barista. As the job turns out to be a failure, Stella alternatively goes to her godmother - Poppy's to pay some invested money. It is then seen that Ida and Poppy are making out, while Stella stands in Poppy's front yard in shock.
Stella visits Dr. Chang for Fiona's stomach incident, which catches Dr. Chang's party-celebration to be a downfall in collapse as Stella lies. Stella offers to help and make seem that she is preparing a party for Dr. Chang.
Stella confronts her mother, as her mother reveals that she is confused and perplexed about her relationship with Stella's father, reassuring later on to both Stella and Peter that she is bisexual. Stella, in awe, worries about the party that they were hosting for Dr. Chang.
Wes and Stella have a fight about having children together, as lies keep unfolding. One of those lies being that Wes doesn't like having candle sex every night (and likes having rough, hardcore sex, and wants to be spanked) and doesn't things to stay the exact same now that Stella is cured. At Dr. Chang's party, Stella writes a terrible speech, boring the audience to revealing their truths on Stella's cancer. It is revealed that Liz gave up a scholarship to Columbia University for writing to stay and take care of Stella, which overwhelms her.
Stella then tries to resolve all their problems, but instead goes back to the oncology, having a glass of red wine. She is approached by a cancer patient named Sadie who tells her that she is strong, and that she can solve her problems as a family. Stella then thanks Sadie and tells her that if she ever needs advice, she can talk to her.
As she leaves Sadie's room, she sees Wes in the hallway of the Hospital who is bringing another bottle of red wine. Stella runs to Wes and he catches her, and they go into what looks like a locker room for the doctors to place their belongings. They start making out and spanking each other, and as you would think, they ended up having sex. At the end of the episode, Stella reveals that although her family is not fully resolved, they are learning to mend their life back together, as Stella is now "ending her cancer movie."
Stella is a very bright, bubbly and upbeat person. She's a glass half full kind of girl and she's always there for those who need her. She's empathetic and kind, a little gullible but in an endearing way.
Stella has short, shoulder-length brown hair, hazel/green eyes, and is around 5'2".