TC and Topher rush to the scene of a concert where a fireworks explosion has caused massive chaos. As the two jump in to manage the mess, a second explosion causes problems for one of their own. Syd returns from Afghanistan and helps out at the hospital, but finds herself grappling with what the best plans are for herself and her young daughter. Drew tries to help her, but runs afoul of their unique family dynamic. Paul and Shannon must put aside their differences to treat a patient and find out that they have more in common than they thought. Meanwhile, Jordan and Scott treat a patient injured in the fireworks explosion and have a chance to address some simmering differences.moreless
Will hunts the resistance, bringing him closer to learning his wife's secret; Katie feels cut off from her family and her cell; and Maddie is caught up in Green Zone intrigue.
Andrew and Zelda research each other on the Internet and uncover awkward surprises. Meanwhile, Big Bird tries to discern what her coworkers really think of her; and Stu advises Stephie on finding the perfect date online.moreless
Castle and Beckett seemingly have an open and shut murder case when a woman confesses to having murdered a struggling actor. But when they determine the woman couldn't have done it, another comes forward to confess just as convinced they did the murder. The team realizes that multiple confessions by strangers have made this a mysterious case indeed.moreless