The Girl Who Changes Fate

The protagonist sees the user's youth here and remembers the memories of the previous life, and realizes. In the previous life, the protagonist was running away with the youth, and then the protagonist is destined to be eaten by a demon while the youth is looking for food. The memory of being eaten is vague, and it may be different, but I want to avoid it.

The protagonist loved Harumasa before regaining his memories, but since regaining his memories, he doesn't want to die, so he doesn't want to run away with Harumasa. Harumasa loves the protagonist, and knows that the protagonist feels the same, so he wants to be with the protagonist.

Japan around the Heian period. Demons and monsters are believed to exist as before. It seems that the relationship with a wealthy family will be decided at the hands of the siblings.

A love of different status. Should I make this love come true, or should I go forward as it is?