A returning war veteran, stricken with PTSD, unwittingly gets trapped with his teenage sister on Boston's Tobin Memorial Bridge as a heavily weaponized group of ex-military revolutionists take everyone hostage.

A mom and dad who usually say no decide to say yes to their kids' wildest requests — with a few ground rules — on a whirlwind day of fun and adventure.

Based on Celeste Ng's 2017 bestseller, "Little Fires Everywhere" follows the intertwined fates of the picture-perfect Richardson family and the enigmatic mother and daughter who upend their lives.