The One That Got Away (2015)

The small town of Springdale is being tormented by a serial killer and Abby Jenkins was the only "lucky" one who escaped his vicious attack. After her examination, she finds out that she is pregnant. Once she has the baby boy (Matty), she realizes she could never love this child and chooses to kill herself. This forces her parents to raise Matty. Twenty-one years later, the killer is still on the loose and is now looking for his son. When the killer finds Matty on a cottage trip with his friends, he's not making any more mistakes. THIS time he's not letting anyone get away...

Unfortunately the movie The One That Got Away is not yet available on HBO Max.