Prime Video Releases Trailer for The Love Hypothesis Rom-Com

Prime Video has released the official trailer for its upcoming romantic comedy film, The Love Hypothesis, which is set to premiere on the streaming service on September 23, 2026. The trailer provides the first extended look at stars Lili Reinhart and Tom Bateman in the lead roles, adapting Ali Hazelwood's bestselling novel.

The film follows Olive Smith, a brilliant PhD candidate in biology, who impulsively kisses an intimidating professor, Dr. Adam Carlsen, to convince her best friend, Ahn, that she has moved on from a mutual crush. This spontaneous act leads to a fake relationship between the two, complete with rules and boundaries, as both characters stand to benefit from the arrangement. Olive needs to prove to her friend that she is not pining, while Adam, facing potential loss of his university grant, believes a serious girlfriend could improve his standing with the administration.

The trailer showcases key moments from the novel, including the recreation of the water fountain kiss from the book's cover and a scene where Olive applies sunscreen to a shirtless Adam. Dialogue in the trailer establishes the premise, with Olive explaining her need to date someone else so her...