[HUNTC-360] "If you're horny, let it all out with your family!" The whole family is there to support you and make you cum! Your mother and four sisters will give you full erotic support until you pass the university entrance exam! They'l (Censored)

Even though I'm a student taking exams, I can't concentrate on my studies at all. Whenever I have free time, I masturbate... There's no way I'll pass the exam like this... My mother, worried about me, fully cooperated and said that whenever I feel horny, I can release my sexual desire with my family! It certainly makes sense. But ethics are collapsing. But while I think that, my sexual desires are controlling me and my exam studies are stagnating, so this is good news for me! I will take the exam with the help of my family! When I feel horny, my older sister and younger sister suck my dick and release their sexual desires, saying, "Leave it to me!" Sometimes I get into a threesome with my sisters who are in the mood for sex... It's true that when I ejaculate, my head clears and I can study! But, I get horny again and want to do it again right away... Is this situation dangerous?