由省昆虫研究所中的研究生谭景天在一次意外当中卷入离奇的案件里，死者的死因是一种罕见的虫子子弹蚁引起。而学习昆虫专业的研究生谭景天有着重大嫌疑，谭景天为了洗脱自己身上的嫌疑罪名决定帮助警察共同破案，与年轻的女法医金灵开始沟通。谭景天在昆虫专业上有着非常高的天赋，加上金灵的准确法医的分析，以及刑警队长陈悍等人的配合，找出每一个按键关键的线索，谭景天也与金灵等人一起破获磕头虫案、微刺盲蝽案、多眼灰蝶案等案件，在过程当中谭景天意外发现自己真正的身世，找出隐藏幕后的凶手，又在每一个案件中与其他的警员快速的寻找有用的线索，将所有的线索串联起来，还原整个案件真正的过程，洗脱自己的嫌疑，也解开多年的疑虑，将身世之谜解开。

Tan Jingtian, a graduate student at the Provincial Entomology Research Institute, was involved in a bizarre case in an accident Here, the cause of death of the deceased was caused by a rare bug, the bullet ant. However, Tan Jingtian, a graduate student majoring in insects, has a serious suspicion. In order to clear himself of the suspect, Tan Jingtian decided to help the police solve the case together, and began to communicate with the young female forensic doctor Jin Ling. Tan Jingtian has a very high talent in the field of insects, coupled with Jin Ling's accurate forensic analysis, and the cooperation of the criminal police captain Chen Han and others to find out the key clues of each button, Tan Jingtian and Jin Ling and others also cracked the kowtow Insect case, micro-stinging bug case, multi-eyed gray butterfly case and other cases, Tan Jingtian accidentally discovered his true life experience during the process, found out the murderer behind the scenes, and quickly searched for useful information with other police officers in each case. connect all the clues together, restore the real process of the whole case, clear away his suspicions, unravel doubts for many years, and unravel the mystery of his life experience.