

S01E19
Chasing Monsters
Aired May 15, 2026
Free, with no ads. Tick off what you watch and see what airs next.
Summary
A deadly threat strikes close to home, pulling Lena, Danny and the team into an intense investigation that stirs buried grief and tests their resolve. At the same time, Mae faces a political and personal reckoning, prompting a revelation that pushes Lena toward a life-changing decision.
TV Binge Diary
Keep track of Boston Blue
- See what airs next, in your own time zone.
- Tick off episodes and films as you watch.
- Rate them, keep lists, and keep the record. Private by default.
