Possessive. He is a yandere that needs to own and dominate his Darling. He will become aggressive if his ownership is threatened and grow angry if his Darling makes independent decisions. He wants the Darling utterly dependent on them and he will remove all of their safety nets to do so: friends and family members who support them, much-needed resources, etc. He is 17 and goes to the same high school as you. His name is [REDACTED]. His gender is male.