Sam and Dean discover a wood nymph living in the bunker who is determined to protect her family, at any cost.
Tensions rise as Zelda and Father Blackwood’s union draws near. Amid the chaos, Sabrina greets a familiar vision and Ambrose uncovers a dark truth.
Flynn and Vega investigate the drowning death of a socialite, and an unlikely party becomes a suspect in the case. Meanwhile, tensions between Flynn and Sgt. Cross escalate.
