Even though I become a side character, I’m being adored by an overprotective duke

Reincarnated into an otome game as Leticia, a mere side character, she is forced into an engagement with the dreaded, chubby Duke Lionel. But where others see a flaw, Leticia sees a unpolished gem. Through love and devotion, she transforms him into the most powerful and powerful man in the world. Now, the tables have turned, and the same man she nurtured is now obsessively protective of her. Experience a tale of transformation and devotion. Dive into Chapter 1 now!