killer uses hammer to kill mom in farmhouse bathtub

In a suburban community, moms and dads, one after the other, mysteriously feel the irresistible impulse to attack and kill their own offspring.

Three siblings have had enough and hatch a plan to kill their tyrannical mother.

Ismael breaks into the house of a fine art restorer and shoots the homeowner dead, leaving her daughter orphaned and traumatized for life. Years later, Ismael is working in a bar where he sees the daughter again. Paranoid that she has recognised him and will report him, he kidnaps her and holds her hostage, demanding that her hospital pay a ransom for her release. As he spends more time with her, a strange bond develops that causes him to delay the ransom request or fulfil his threats of throwing her in front of a train. But he can’t delay forever…