Cal tries to understand his scar. A Calling leads Michaela to 828 co-pilot Amuta, who sheds light on what he saw. Ben makes an emotional connection.
Hidden voices on the black box draw Saanvi in. Cal sneaks to see an apprehended Henry. During a podcast appearance, Ben seeks help.
Madani’s quest to ID Pilgrim hits a wall. Russo and his crew put their plan into action. Frank encounters someone from the past.