Concerned about his brother's health, Nathan tells Karen Lucas did not take the heart test. Meanwhile, Keith accepts Dan's offer to continue working at the dealership as vice president. Peyton must confront rumors at school that she is a lesbian, which affects her friendship with Anna, while the gap between Nathan and Haley continues to grow.

Nathan comes clean with Haley about his past relationship with Taylor, but Haley continues to keep her emails with Chris a secret. Lucas and Karen remain at odds over his refusal to take the HCM test. Meanwhile, Keith surprises Jules with a proposal, and Brooke fights for better working conditions at her new job.