Newbie Olivia arrives at Lake Eleanor to spend the summer with her Aunt Leslie. The summer kicks off with a cove BBQ. Harboring her own secret, Olivia takes her aunt's advice: People only need to know as much as you tell them.

Olivia, Madison, Drew, Alexis, Luke and Ryan partake in a summer kick-off tradition. Afterwards, Ryan confides in Alexis about his dad's absence from the lake this summer. Plus, Alexis wants this summer to be perfect, but Ryan reveals why it is already different.

Alexis decides sex will bring her closer to Ryan. Madison questions Luke's explanation of his sister's "summer camp." At the campfire, a late night s'mores hunt takes a turn for the worse.

Madison is suspicious about Luke's sister's absence. After digging for the truth, Madison learns she is in over her head. Claire and Dennis decide that Claire should talk to the girls about sex.

Everyone celebrates Drew's 16th birthday with a party by the lake. Claire tells Leslie it's time for her to start dating again. Luke finally tells Madison his secret. Claire confronts Alexis about sex.

Ryan and Alexis talk about their future together. Madison tells Luke about Alexis's decision to have sex with Ryan. Drew takes Olivia on a perfect first date, but Aunt Leslie isn't so excited about the conclusion.

Olivia is convinced she may never get a first kiss. Ryan tells Luke about the wild spring break party his parents never found out about. Alexis finds a new boy toy, leaving Madison alone in tears.

The word of the day is BOLD. It's the day before the summer dance and everyone needs a date. Who will be bold enough to ask first? It's a race to the question that has everyone running, but not everyone will finish the race.

When Aunt Leslie tells Olivia some devastating news, Olivia tries to keep her chin up. Everyone has a date for the dance except Drew and Madison. When Luke enters with Alexis, things get complicated. Everyone is emotionally charged and the tension is thick.

Olivia tells Madison about her boy dilemma. Claire talks to Alexis about using boys for attention. Alexis has a change of heart. Luke confronts Madison, and she reveals to him her biggest secret.

Ryan gets bad news. At the Final Picnic, there's a secret that has everyone gossiping. Alexis and Madison find common ground. Olivia asks Aunt Leslie for a big favor.

Summer is over. Olivia tries to figure out what comes next, but everyone still has unfinished business. Madison and Luke finally talk. Drew does what he has been waiting all summer to do. And Ryan gets a text, changing everything.