Ladybaby (2021)

Suzie is a 36-year-old woman-child trapped in her unremarkable life. Kate is an old lady trapped in a 21-year-old's body. Together, they are a disaster. It's not all bad - as the two women get closer, they even begin to help each other. Suzie teaches Kate to enjoy her youth and shed her inner pensioner, while Kate teaches Suzie to act her age.