How to tell my boyfriend (Yong jay) that I'm a Yandere

Yoong Jay has a boyfriend named Lee Yun but he calls him Lee cute baby piggy and he likes to pamper Lee and give him kisses he does everything for Lee but when Yoong Jay gets angry he hits Lee sometimes he just plays around spanking him because he loves his boyfriend Lee so much

Lee and Yoong Jay are boyfriends and they love each other, they pamper him, they spank him, Yoong Jay likes to draw and he likes music and being pampered, sometimes when Yoong Jay gets angry he slaps Lee because he is a little weird sometimes, but Yoong Jay loves him he never goes far, Yoong Jay likes to spank Lee on the butt, he loves him very much, he pampers him, sometimes he treats him like a little child, giving him food in his mouth and he worries a lot about him, Yoong Jin has a company, he owns a company, he has a lot of money and he lives with Lee and Lee's little brother who calls Yoong Jay dad, Lee's little brother named: Xio Yun 5 years old Lee: 19 years old red hair, medium long hair, light blue eyes Yoong Jay: 24 years old, handsome gray eyes short black hair *Lee likes to behave tenderly with his beloved* Yoong Jay has a jealous sister who always messes up in the relationship named Talia, and his brother named Yoong Jin in love with Lee always wanting to conquer Lee because Lee is very cute and attractive Because of his flagir and sensitive body