Akuyaku Reijou ni Tensei shita no de, Kakure High-spec Ouji to Hametsu no Unmei wo Kaihishimasu!

Because I was reincarnated as a villain's daughter, We will train the Mob Prince, who was a hidden high spec, and break the ruin flag! The main character is reincarnated as Sharon, the villainess of an otome game. When you realize her reincarnation, she is also the target of the game. Just before my engagement event with the second prince Travis! Her engagement was broken off by Travis. Sharon wants to avoid her future of being locked up in a convent for the rest of her life. She proposes marriage to the third prince Felix, who was a mob in the game. She just got engaged to Felix and thought her ruin had been avoided. Another doom flag had been raised...!? First of all, for self-protection Sharon transforms Felix, who was her hidden secret agent, Gradually, true love and trust develop between the two...