Josou Loli Jijii Dark Elf to Onnanoko ni Kirawareru Noroi wo Motsu Ningen

A young man, Mareo, was abandoned by his mother and shunned in town because of a curse that made him repellent to women. After being forced to leave his village, he is rescued by D'Arc, a cross-dressing elder-loli dark elf! As they live together, Mareo becomes attracted to D'Arc, but then…! (Source: Kadokawa, translated)