Baltimore sportscaster Mark ""Flex"" Washington finds his bachelor's paradise disrupted when his feisty 14-year-old daughter, Breanna, comes to live with him full-time. Flex is used to the carefree life of a young single man, complete with junk food, sports and women. Breanna is accustomed to no rules and all fun when she visits her dad for two weeks a year. But when the demands of her mother's new job make it necessary for Breanna to move in with her father for the foreseeable future, Flex must adjust to raising a teenager on a day-to-day basis. In the series premiere, Breanna's jealousy of Flex's date causes her to act out, straining their relationship.

Flex gets his first taste of what it's like to be an overprotective father when, Tracy, Breanna's best friend from Atlanta, comes for a weekend visit and is revealed to be a 16-year-old boy. The situation becomes even more complicated when Breanna discovers that she may have more than friendly feelings for Tracy and seeks out dating advice from Flex's girlfriend, Tonya. Meanwhile, Duane makes a bird-brained attempt to get an autograph from the retiring Cal Ripken Jr.

Flex is dismayed when Breanna tries to recover from her recent heartbreak by taking on the persona of a ""player,"" flirting outrageously and toying with every boy around. But he is even more distressed to discover that she's emulating him.

While Breanna is away on a school ski trip, Flex snoops into her room where he makes a shocking discovery. In alarm, he rushes to the ski resort to put a halt to her shenanigans and to have a long-overdue fatherly talk about the birds and the bees.

MTV decides to shoot a documentary of Flex's home, but Tayna decides to decorate his home before they come. After the finishing touches Flex's manly bachelor pad turns into a woman's dreamhouse. He decides to change his apartment back to the way it was and change the date of the documentary. When Tayna finds out she gets deeply hurt and decides that their relationship is over.

At McKinley highschool all the cool boys are called Pro's. They have a hottie list and if you're a girl and you get on it you're a hottie. Breanna gets on the list and starts to think that she's cool. Spirit didn't get on the list so she starts to dress sexy to impress Derrick, the leader of the McKinley Pro's. Meanwhile at a hangout Flex meets an old flame, his ex-girlfriend Tonya who is engaged to be married to her new guy. She tells Flex that she met him at and anger-support group when they broke up and now she and Flex decide to be friends, but this gets complicated when they start to have feelings for each other in his apartment. Back at the highschool Arnaz gets to be the new member of the McKinley Pro's and finds out from Derrick that they are also known as the Panty Possie who has sex with all the hotties. At the party Derrick plans to have sex with Spirit but Breanna and Arnaz stop it. Flex goes over to Tonya's apartment late at night and not knowing it's Flex but thinking it'

Tonya turns on the lights and a shocked Flex wakes up. She tells him that she thought he was a burgular. After that they turn off the lights and make love all weekend. By Monday Flex can't find his keys because Tonya has hidden them. She wants to have more sex from Flex but he has to go to work, so he spots his keys and runs the minute she's not looking. When he's finished at his job and gets home from work the whole house has romantic items in it. Breanna says that it's from Tonya and she has declared off her engagement from her fiance. Flex goes to Tonya immediately and tries to reason with her but she won't listen. When he leaves she throws his picture at a wall. Flex then tries to woe another woman but the waiters along with serenaders keep doing things that remind Flex of Tonya then the main waiter says that these were all compliments of his wife Tonya. That puts a dent in Flex's evening and he suddenly remembers why he didn't commit to Tonya, because she's litterally crazy about

An epiphany following a car accident sends Flex back into the arms of his old girlfriend, Tonya (Tamala Jones), much to the dismay of his therapist, Danielle, who suddenly realizes that she has feelings for him.

Flex tries his best to make things work with Tonya (guest star Tamala Jones), but that becomes more difficult when he learns Danielle's true feelings for him.

Meanwhile, Breanna's obsession with being crowned ""cutest couple"" with Arnaz for her school yearbook causes a rift between them