As summer rolls around for the Foster family, an entire new set of turmoils and triumphs occur. Stef finds conflicting information regarding the father of Ana's baby, while Lena must face the scrutiny she faces after making a crucial decision regarding the relationship between Connor and Jude. Brandon is set to go on tour, although will Callie ruin all that when she tells Stef and Lena of the opportunity he missed. Brandon and Callie begin to build up a friendship, but will a new guy in Callie's life change all of that? The clan also celebrate the twins' sixteenth birthday, and Mariana must make a choice regarding her relationship with the older Mat. Callie is finally placed into a home, but is it with the Fosters', or the Quinns'?