Dan, Julian and Chris Keller attempt to rescue Nathan. Brooke's conflict with Xavier escalates. Quinn and Clay revisit the past.

Cast: James Lafferty, Bethany Joy Galeotti, Sophia Bush, Austin Nichols, Robert Buckley, Shantel VanSanten, Jackson Brundage, Lee Norris, Lisa Goldstein, Stephen Colletti, Tyler Hilton, Paul Johansson, Henry Bazemore Jr., Stephen Elliott, James A. House