 Gwen's simple faith in heroes convinces Sheldon of the purpose of the "Marvels" (i.e., superheroes)—to protect innocents such as Gwen.He resolves to write a book to praise the heroes and what they should mean to humanity.When the Green Goblin kidnaps Gwen and holds her hostage to bait Spider-Man, Sheldon frantically follows the resulting chase in a taxi and witnesses her death.