In a small British town in the early 20th century, the life of a shy and awkward young man is unexpectedly transformed after a strange accident in a scientific laboratory. Percy, a well-meaning but clumsy gentleman, receives an experimental injection that suddenly turns him into a passionate and uninhibited lover, capable of winning the heart of any woman.
With his new personality, Percy embarks on a series of amusing and wild romantic adventures, where his luck changes drastically. As he faces comic situations and romantic entanglements, his friends and acquaintances begin to notice his transformation, leaving everyone wondering whether this new Percy is a blessing or a curse. His love life becomes a carousel of laughter and confusion, where nights of partying and flirting follow one after the other, and women fall under the spell of his newfound charm.
However, what begins as a series of successes carries the hallmarks of a cautionary tale. Percy soon realizes that superficial relationships and unchecked hedonism do not fill the void he feels inside. The story unfolds in a comedic context, exploring themes of identity, love, and the cost of superficiality. Ultimately, Percy must decide whether to maintain his new persona or return to his authentic self, thus discovering what it truly means to love and be loved.