What Ever Happened to Baby Jane?

In a decaying mansion, an aging, incapacitated former actress is tended to by her resentful sister, who harbors deep-seated animosity towards her. As the days turn into a suffocating routine, the sister's twisted care transforms the home into a prison, where jealousy and bitterness fester. The once-glamorous life of the star is now overshadowed by an oppressive atmosphere, revealing the dark complexities of their relationship as the tension escalates, leading to unexpected and chilling consequences.