Jackson Jameson and Cate Crosby, best friends since ages four and three respectively, have been looking at each other differently lately. As they matured physically into very attractive teenagers, they developed an intense physical attaction to each other that can no longer be ignored. But both are concerned that if they begin dating, it could impact not only their lifelong friendship, but also the character of the all important Chelsea gang, their group of six other closest friends for the past ten years. Ultimately, with faith in themselves and their precious friendships, they finally take the plunge and begin the tender and wonderful feelings of falling in love. To ensure that their physical attraction is managed, their parents scheme and lecture on the pitfalls of dating and sexual relationships. High school begins in the meantime, and the Chelsea gang is swept up in the countless changes that involves in their lives. At a back-to-school party, Jackson comes face to face with his nemesis for the first time, a high school senior who will change his life and the lives of the gang members, forever.