Embark on a thrilling journey in the Web Novel 'I Became an Indispensable Character in the Academy City' where the protagonist possesses unique abilities like inflicting weaknesses and shopping for items. Dive into a world filled with action, adventure, drama, fantasy, and romance, set in an Academy City. Join the male protagonist as he navigates through a harem of characters and explores the game elements while experiencing transmigration. Discover the secrets of this beautiful female lead-dominated narrative.