Happyreader42's manga / #older female lead(2)

An Isekai woman goes into a story to save her favourite cursed character. She looks after him when no one else will. However, she inadvertently makes him obsessed with her. one day she leaves and he chases her to the ends of the earth for 3 years.

An almost immortal witch is tasked with caring for a young prince. She is cold and doesn't know how to act around children but he becomes attached and obsessed with her. She send him back to his kingdom to rule but he cant forget her.