After defeating the evil that threatened the world, peace was finally restored to the world of . I have possessed a game that was failing, with nothing but an oxygen mask to keep it alive! "I Don't Care About Being the Heir, I Just Want to Heal" Lion Asteri, the eldest grandson of a magic noble family that even the emperor looks down upon. One day, when he went out despite his frail body…… Pop! [You have acquired Aqua Rosemary!] 'Gathering herbs just by pulling them out? This place is heaven!' A world where fair compensation follows your efforts! With a background that leaves nothing to be desired, they want me to live as the heir of the family? "My younger brother should be the family head. Absolutely!" Heartwarming brotherhood and familial love! Armed with limitless vitality, Lion's sweet healing life begins!