Ore-sama Gekai no Dekiai Houimou

Miyanaga Aya, who lost both parents and works as a medical secretary at Hibiya General Hospital, is struggling to make ends meet so her younger brother can go to university. However, her nemesis is brain surgeon Hibiya Soushi. Soushi is the second son of the hospital director and is a tall, handsome man with excellent skills. However, he is a surly, cold-hearted, and self-centered doctor! On the other hand, the eldest son, Hibiya Kaname, an internist, is always smiling, gentle, and prince-like. Aya admires Kaname, but of course, he is far removed from her. However, due to a series of unexpected events, the two brothers become closer, and an unexpected love triangle ensues! This is a love comedy about a poor secretary, an egoistic surgeon, and a prince-like internist!

(Source: Futabasha, translated)