Y/n Hoshino formerly Mieko Takahashi was a doctor who worked along with Gorou Amamiya taking care of Sarina Tendouji, an ill patient who died at 12 years old. Both doctors had supported an Idol that Sarina looked up to named Ai Hoshino four years past since Sarina's death and the idol she idolized comes in back with news that she is pregnant with triplets on the day of her birth, both doctors die by the hands of a stalker. Y/n is reincarnated as the third triplet and her life has began with revenge and new people.