Gary (Ray Nicholson), a somewhat unreliable boyfriend, buys earrings for his girlfriend Rachel (Zoey Deutch). Meanwhile, Ethan (Kendrick Sampson), a creative writing professor and widower, selects a diamond engagement ring for his girlfriend Vanessa (Shay Mitchell).

As Ethan attempts to retrieve his ring, he forms a genuine bond with Rachel, realizing they may be more compatible than they are with their current partners. Cast and Characters Something from Tiffany's (2022) - IMDb

After Gary is hit by a cab, Ethan helps him, leading to their Tiffany bags being switched. Consequently, Rachel receives the engagement ring, leading her to believe Gary has proposed, while Vanessa receives the earrings.