“Most people are other people. Their thoughts are someone else’s opinions, their lives a mimicry, their passions a quotation.”

This Oscar Wilde quote, spoken by a character in the new film “I’m Thinking of Ending Things,” is the perfect key to help viewers unlock its many thematic mysteries. By this film’s end, you will certainly have questions. You will be confused and perplexed and possibly disturbed.

The Rose of the title is Jessica Buckley who, as Rose-Lynn Harlan does a tremendous turn as an untamable working-class Glaswegian just out of prison after a stint for committing a petty crime. She’s a cleaning lady by trade, a Nashville-style country singer by aspiration, a mother of two and an unmanageable rebel, all within the staid contents of her small life. The twisted charm of Tom Harper’s movie