A homeless man's accidental death exposes a kidnapping and murder that lead Carrie and Al to investigate a construction company's ties to a multi-state crime spree. ...

After an intense confrontation with Zepeda leaves Bo vulnerable, Winter turns to guardians from Bo's past to protect her once again. As Tate and Winter take risky action ...

When Ben and Michaela put everything on the line to save the other missing passengers, the mission goes horribly awry and not everyone makes it out alive. ...

Ben forms an unlikely partnership with Vance in a high-stakes race to locate the missing passengers; Michaela helps a suicidal passenger; Cal goes back to school. ...