When Danny takes a call from a woman who is threatening to kill herself along with the man who killed her parents in a drunk driving accident, he rushes to find her. Meanwhile, Frank accompanies his grandson, Sean, on a class field trip and struggles to get the lead chaperone to loosen the reigns so the kids can have fun.
Quest roles:
Tony Terraciano(Jack Reagan), Andrew Terraciano(Sean Reagan), Robert Clohessy(Sid Gormley), Abigail Hawk(Abigail Baker), Bess Rous(Jill Gallagher), Shelley Hennig(Maya), Annie Wersching(Joyce Carpenter), Liza Lapira(Taru), Sadie Sink(Daisy Carpenter)