在Alice20岁这年，姐姐Manon决定结婚生子随即离开了Alice。而在与Elsa如胶似漆的关系里Alice重燃了对姐姐Manon的爱意。过去与现在交织融合，新情旧意裹挟涌来使得Alice痛苦不堪。冲破伦理道德边界飞蛾扑火般去追求禁锢的欲望还是就此放手，Alice该怎样去面对复燃的禁忌之情？

Alice is suffering from the upcoming marriage of her older sister Manon as they"ve shared a unique togetherness since their childhood.