Every day, bank branches encounter various problems like missing money, information leaks, loan problems & breach of duties. Hanasaki Mai's job is to go there and fix the problems. She is able to do so even though she is just a bank clerk without higher-level powers. Because of her character, Hanasaki Mai will not keep still when she sees a wrong. She's willing to stand up for the side of the weak, regardless of the relation between the top and bottom factions of the bank.

　　该节目是以「给日本最为忙碌的偶像组合乃木坂46小憩片刻…！」为主题而组建的旅游企划的项目。节目名「乃木坂世界旅 今野さんほっといてよ！」中的“今野桑”是指、今野義雄氏（乃木坂46合同会社代表）、让乃木坂46成员从今野氏那里放置不管、实行完全自由的3天时间的海外旅行。

Mikoto Misumi is a pathologist at UDI (Unnatural Death Investigation) Lab. She can't stand neglecting unnatural deaths and believes there must be a truth behind the deaths. Team members that work with her are autopsy doctor Kai Nakado, recorder Rokuro Kube, clinical test technologist Yuko Shoji and UDI director Yasuo Kamikura. They work on unnatural death cases and try to reveal the truth behind the deaths.

坐落于S区的旅馆一条街曾经喧嚣一时，而今这个有些古旧的街道迎来了再开发的重要时刻，可谁知街道竟被恐怖的阴影所笼罩。根据各个角落的摄像头记录下来的影像，区内经常有神秘的怪物出没，并且展开令人厌烦的破坏活动。对此政府迅速展开调查和信息收集工作，很快查明这一系列事件均由“地底人”所为。他们在黑暗中出没，并且向人类喷吐有毒气体进而展开袭击。一时间街区陷入莫大的恐慌之中，谁知政府在查明地底人仅仅出没于S区后，竟然撒手不管，全国其他地方的人也安下心来。似乎S区被全人类都抛弃了。被困在这里的人们无时无刻都寻找着生存下去的希望，他们发现有的人对地底人的毒气免疫。于是乎区长将这些人组成战斗部队，为保护家园正式向地底人宣战。只是区长大人，你确定那五位唯唯诺诺的大叔能够拯救S区吗？ 本片根据同名漫画改编，在日本国内30块银幕同时公映，首周初登场观众满意度排名第二位。