Little Otter Family Camp director, Mack, contemplates a buyout offer from the sexy-yet-arrogant owner of an upscale resort across the lake; Mack's son vows to make his first summer as a counselor in training legendary.
Mack announces the annual capture-the-flag competition; Kip learns he has attracted a fellow camper's attention; gambling gets Robbie's mother in trouble; Mack's ex shows up and suggests Buzz spend more time with him.
Mack and the team prepare for the annual mixer with Camp Ridgefield; Mack considers installing a cell phone tower; Kip helps Marina deal with the mean girls; Sarah's swim coach makes a surprise visit.
During the annual Valentine's Day in July festivities, Roger wins the raffle for a private tour of Little Otter with Mack; Kip fears his chance with Marina is slipping away; Sarah is increasingly intrigued by an older writer.
A heat wave hits Little Otter; Buzz plans the party for his 16th birthday; Sarah runs into her crush while on a trip to Camp Ridgefield; Buzz is hurt when he sees Kip and Chloe kissing.
Mack prepares the camp for parents weekend; Marina's mother reveals that she broke up with her boyfriend and now has nowhere to live; Kip's overprotective father causes problems.
Mack offers to host a wedding for Grace's dads; Roger throws a bachelor party in an effort to attract more gay people to Ridgefield; Sarah suffers the social consequences of the scandal; Kip decides to pursue Marina.
Mack worries about her parents' visit for the Harvest Moon Festival; Mack's dad decides to start a prank war against Camp Ridgefield; Kip helps Marina when she has a pregnancy scare; Robbie learns Sarah is working for Roger.
The CITs get ready to spend a night on Bear Mountain; Kip and Marina decide to go public with their relationship; Robbie goes on a journey with French backpackers; Mack learns Cole is thinking about leaving to work for Roger.
Little Otter prepares for the Inter-Camp Olympics; Marina gets news about her mother that puts her relationship with Kip at risk; Roger's interest in Mack puts strain on his partnership with Cole.