Mr Hills' Adorable Wife - Episode 18

Valerie is rejected by her family for being born with a birthmark on her face but Andrew Hills, a hot billionaire, falls in love with her when the two share a moment of passion at a hot spring. He goes on the hunt to find her but in a twist of events, he accidentally hits her with his car and causes her to lose her memory before he discovers who she is. He takes in Valerie while not knowing she's the one he's looking for.