In the novel 'I Have a Good Impression on Marvel', readers follow the journey of Leon Coleson, the nephew of the beloved S.H.I.E.L.D. agent Coleson. The narrative explores Leon's deep admiration for the Marvel universe as he navigates various challenges and experiences personal growth. With themes of boss-subordinate relationships, cheats, fast learning, late romance, and a male protagonist's transformation from weakness to strength, this story is a compelling blend of character development and Marvel-inspired adventures set within the MCU timeline.