There's no turning back, in the insane class. Nayeon was too whipped with jeongyeon. Never did nayeon know, that jeongyeon is failing from getting involved to third parties. "You're insane Yoo Jeongyeon!" "It's us, and you're insanely fool. Isn't it, Im nayeon?" It's hard and unfixable, the battle between each other will begin... The ships includes saida, satzu, dahmo, MICHAENG and more.... ⚠Intense gayness and mature contents are ahead.