She lives in a rowhouse between rehabilitated crack addicts, sex offenders, and pensioners raising grandkids—and she does jobs. At odd hours, odd jobs that mean a little bit of safety here, one less predator on the streets there. 

Tonight, a knock at her door summons her down to the canal.

What lurks in the night must prepare: she’s coming. 

Driven by a bone-deep longing for justice, Rock-a-bye is for everyone who ever wanted the strength to protect the people they love.