If It's for My Daughter, I'd Even Defeat a Demon Lord Series

This heartwarming series follows an adventurer who unexpectedly becomes the adoptive father of a young demoness. With deep love and unwavering resolve, he cares for his new daughter, shielding her from the world's dangers. Their bond strengthens daily as the father proves willing to face any challenge, even the Demon Lord himself, to ensure her happiness and safety. It's a touching tale of found family, sacrifice, and unexpected connections.