I Care a Lot (2020)

Marla Grayson, a scammer of dozens of seniors posing as their legal guardian, seems committed and efficient. She and her girlfriend, Fran, target Jennifer, a wealthy retiree whom they see as easy prey. However, Marla discovers that her new victim is not what she thought she was and that there is even a precedent of an attempted scam that went very wrong. A grippingly scripted thriller with several twists and surprises and great performances by Rosamund Pike and Dianne Wiest.