Alli wants to cement her relationship with Dave before leaving for a two month Summer Science Camp. But after a miscommunication about sex, Alli has to make things right.
Wes goes to unrealistic lengths to impress Hannah when Liam horns in on their Rube Goldberg Machine group. Alli upsets Dave with the news that she'll be gone all summer but may go too far in making it up to him. Imogene Helps Bianca avoid Vince by getting her detention.—Havan Ironoak