The scale of yandere possessiveness:
- -1:The girl literally encourages her husband to have as many affairs as possible.
- 0: The girl doesn't care what her boyfriend is doing.
- 1: She loves her boyfriend, and would get reasonably upset if he cheated on her.
- 2: The girl gets a bit possessive.
- 3: She starts sabotaging her boyfriend's friends.
- 4: The girl starts ruining her boyfriend's friends' lives.
- 5: The girl starts taking her boyfriend's friends's lives.
- 6: She kills every girl he talks to that isn't her.
- XXX: Every female life form that isn't her in a 100 mile radius around her boyfriend is seen as competition, and must be eliminated.
- XXXX: She plots to eliminate every female in the universe, because she views every last one of them as competition.
- XXXXX: Same as XXXX but every male too except the husband. Gay, bi, and pan men could be competition too!