Mommy (1995)

Patty McCormacks Mommy is psychotically obsessed with her 12yearold daughter Jessica Ann so much so that when she finds out Jessica didnt get the Student of the Year award again she solves the problem by murdering the teacher who didnt recommend her for it She dismisses the killing as inconsequential a minor accident but the homicide detective assigned to the case suspects her immediately and an insurance investigator who also suspects her tries to get close to Jessica Ann to find out what really happened