米田正子（松岛菜菜子 饰）是一名在东京国税局资料调查课任职的精英调查官，她创立了新的“复杂国税事案处理室”，专门处理连主部门都难以着手的棘手逃税案件。她招募了一群能力卓越却性格独特、不求升迁的成员，共同对付各类恶意隐匿收入的逃税者。新部门成员各有怪癖，但在米田的带领下，他们运用超强的信息搜集能力与调查技巧，将一个又一个狡猾的逃税分子逼入绝境。剧情以爽快的正邪对决为主轴，展现税务调查官如何凭专业与坚持维护社会公平，让努力纳税的人得到应有的正义。
今回の主人公は、アパレル商社の社長秘書を務める南愛衣。歳下のイケメン俳優・氷室旬の推し活に励み、人生を謳歌していた。そんなある日、社長が病で倒れ辞任することに。さらに旬が舞台を降板し、愛衣は絶望する。しかし新たに社長に就任したのはなんと旬。愛衣はファンだとバレないよう必死に振る舞い、旬はそんな愛衣に次第に惹かれていく。
As Leo's replacement Thomas Chamberlain arrives Nikki investigates the murders of Rachel Freedman, shot in the head, and her little autistic son Nathan, who was poisoned. Nikki rejects policewoman Anne Burchett's theory that Rachel killed them both but is perturbed when an impostor, claiming to be Rachel's sister, visits the morgue. At the same time the disfigured corpse of Eva Liron is discovered, killed with the same poison as Nathan. She had been the nanny to French hot shot footballer Isaac Dreyfus and was planning to blackmail him over a sex tape of them both. Jewish Isaac is a controversial figure due to his anti-Muslim sentiments but he denies ant part in the murders. Then another victim, Isaac's agent Mousa, is discovered dead.
本作改编自網戸スズ的同名漫画，是一部以“心机可爱”为武器在恋爱和人生中屡战屡胜的主人公为中心的爱情喜剧。 故事始于学生时代起就过着“无敌受欢迎”人生的松嶋琴音面前，出现了“高级心机可爱女子”佐原奈津奈。因奈津奈夺走了周围所有的关注与好感，琴音初次品尝到失败的滋味。甚至连她瞄准的帅气上司清水将贵也被奈津奈吸引。而奈津奈自身也认为琴音不容小觑，一场赌上自尊的“心机可爱”VS“心机可爱”的激烈对决就此拉开帷幕。
