本集SP为《神探伽利略》系列的第0章，以TV版汤川学与内海熏相遇前三年的一起案件为主线。三年前的一天深夜，某海岛小屋发生了一起密室杀人案。被害人在反锁的屋内被锐物刺穿胸背，所在小屋亦被烧毁。已为警察的草薙俊平（北村一辉 饰）回到母校帝都大学，邀请12年不见的老同学汤川学 （福山雅治 饰）协助破案。汤川一行来到案发现场附近，一边享受海滩风光一边寻找案件线索。随着杀人案侦破工作的推进，只为还原案件物理原理的汤川逐步逼近着案件的真相，只是此时的他尚未意识到，人心亦是一门科学……
片中亦穿插了一段汤川与草薙的往事。在海风的吹拂下，草薙向汤川的学生塩野谷（长泽雅美 饰）讲述了一起令他与年少汤川（三浦春马 饰）在大二结缘的案件……
SP根据该系列小说中《操纵》与《坠落》两篇故事改编，与剧场版《嫌疑人X的献身》同天推出。

Kazuhiko Kogure, who is a 2nd grade student in middle school, falls off from one of the school's rooftop. There were other male students on the roof when Kazuhiko Kogure fell off. According to the other students there, Kazuhiko Kogure tried to jump to another school building, but missed. Fortunately, Kazuhiko Kogure only fractured his leg and ribs. According to Kazuhiko Kogure's mother Hidemi, the school insists it was students playing around and did not involve bullying. Hidemi though, doesn't believe it, because Kazuhiko Kogure has a fear of heights. Hidemi goes to see attorney Machiko Mayuzumi and Machiko decides to take her case, but she asks for fellow attorney Kensuke Komikado's help. Meanwhile, the school hires attorney Teshigahara Isao.

Attorneys Kensuke Komikado and Machiko Mayuzumi receive a request from a general hospital. They go up against veteran attorney Kazuma Kujou who is trying to extract money from the general hospital by a medical malpractice lawsuit.

九个月前，正值而立之年的内海薰（柴崎幸 饰）突然接到远赴美国俄克拉何马州研修的通知，情知自己正成为警界可有可无之人，薰在焦虑烦恼的同时也暗下决心要干出一番业绩。就在此时，机会从天而降。在街上执行任务时她偶然发现一名看护师用轮椅推着早已死亡的老人，进一步调查发现看护师上念研一（中山裕介 饰）竟是长野县通缉的在逃犯。在薰的面前，上念供诉了杀害主家女儿的经过。风光得意的薰在公众和同侪的注视下担当押送嫌犯的重任，谁知上念抵达长野后推翻了之前的供词，令内海陷入窘境。在此之后，他只得与新人当摩健斗（柳乐优弥 饰）联手调查，却意外探知到九年前的一起冤案。
内海薰最后的案件，朝向未知的方向推进……