A suspenseful romance that follows the hateful "past of fire"! Tomoko, who had a serious illness when she was young, is an examinee who dreams of becoming a pediatrician. She was swaying in a faint love while learning the color of her exam from her best friend, her brother's trainee, Satoru. One day, a transfer student, Toru, appears in her Rinko's class. Rinko can't hide her shock. Because I remember these sad "eyes". A hidden and dangerous past, undesired love. A journey of memory begins along the path of thorns ... !! In addition to the main story, the "Futagokko Alliance" is recorded at the same time.

Contains three one-shots: -Chou no maitatsu hi (蝶の舞いたつ日) -Tenshi no sono (天使の園) -Ai no arashi (愛のあらし).