明明上一秒还其乐融融的餐厅，下一秒竟然血流成河……明明是爱民如子的君王下一秒竟然变成嗜血凶兽……“明”失去了一切在乎的人，这个糟糕的王真的很糟糕！我要向他复仇！等等，你是说面前这个只剩100天寿命的魂魄才是真的“烈”？好好好！100天，就让我俩一起加冕称王吧！
千早瑠依（古川慎 配音）和千原狮音（山本和臣 配音）是一对好朋友，两人常常结伴去搭讪女孩，因为他们英俊的外貌，搭讪行动大概率会以成功收场，这令两个男孩感到非常的骄傲。一天，狮音和往常一样，在海滩上释放他的费洛蒙，哪知道一个神秘的女人一直在暗处偷偷的盯着他。 神秘女人给狮音下了药，令狮音成为了女孩子。狮音绝望的得知，他必须吸收男子的精华，才能够重新恢复男儿身，可如果恢复男儿身的他损失了一定数量的精华后，他将再度变回女孩。很快，瑠依就知道了狮音的秘密，哪知道，这个离谱的男人竟然对变成了女儿身的好友垂涎欲滴。
In the year 1524, the former Assassin Ezio Auditore retired to a villa in the countryside of Tuscany, with his wife Sofia and children Marcello and Flavia. While Ezio wrote in his study, Sofia asked him to watch Flavia while she and Marcello visit his sister Claudia. Shortly after, he left his study to tend their vineyards while Flavia played nearby the villa. In the midst of his harvest, he saw a stranger cloaked in black, talking to Flavia. Fearing the worst, Ezio hurriedly intercepted the stranger, though Flavia told him that she was no danger, as Ezio saw her necklace with the Assassin insignia...
