Flowery Path Filled With Thorns

Natsu is the young, acting, CEO of a successful company as well as the leader of the most successful underground gang. He saves Lucy, the young heiress to the country's most successful family, coincidentally while taking out rival gang members. Realizing his luck in having saved the heiress, he plans to use her to further his endeavors in the underground world. But soon he must choose between his underground world, or the flowery path to her.