The Venture Bros. (2004)

S01E08 Mid-Life Chrysalis

The Monarch assigns Dr. Girlfriend to go undercover with the mission of charming Dr. Venture, aiming to administer a serum that will drastically change his physique. As she navigates this secretive task, she must balance her growing feelings for him with her duty to the Monarch, leading to unexpected complications in her mission and in her heart.