It depends. If the portrayal of the yandere girlfriend is done in an interesting and nuanced way, it could be appealing. But if it's overly stereotypical or one-dimensional, then no.
Well, the recap might focus on the main plot points and skip some subplots or character development. Also, the pace can be faster to cover more ground quickly.
Well, it might be that the story has some sort of mind-altering element that wipes people's memory of you. Or maybe it's a test for your character to overcome this lack of recognition and make a mark.
Most real - life 'yandere girlfriend' stories are not as extreme. Often, what seems like yandere behavior can be a result of insecurities. A girl may have had bad experiences in past relationships or might have self - esteem issues. So, she acts overly protective or jealous. However, it's not the same as the full - blown, often dangerous yandere concept from fictional works.
Communication is key. Sit down and talk to her about how her behavior makes you feel. Let her know that her excessive jealousy or possessiveness is not healthy for the relationship.
Yandere male characters in manga usually show an intense, single-minded focus on the object of their affection. They might seem charming at first, but their behavior can become unstable and dangerous as their obsession grows. This can make for a thrilling and dark storyline.
Yandere sister manga often feature intense and obsessive emotions. The sister character might be overly possessive and show extreme behavior towards the protagonist.