本剧改编自同名漫画，讲述了拥有特殊经历的古怪原律师，现遗产继承专业侦探灰江七生（赤楚卫二 饰），个性倔强却以高度的知性为武器，与个性丰富的伙伴们协力挑战复杂的遗产继承问题，在尊重死者遗志的同时，用生动的推理痛快地解开围绕遗产的家族纠纷和隐藏的真相。

《园丁》讲述了埃尔默和他控制欲极强的母亲拉希纳·茹拉多的故事。茹拉多经营着一个花园中心，背后隐藏着另一项蓬勃发展的地下雇佣谋杀生意。杀人对埃尔默来说轻而易举，一场事故让他变得麻木不仁。然而，在策划谋杀迷人的幼儿园老师维奥莱特时，他爱上了对方。埃尔默必须学会爱，而他的母亲则想尽一切办法结束维奥莱特的生命。

　　Ryu is a skilled young writer who has a girlfriend, Pin, who he's dated since high school. They love each other and plan to marry. But perhaps because of Ryu's fate, he loses her forever in a car accident.　　Ryu blames himself. He withdraws and starts leaning on alcohol. With the arrival of Arm, the grandson of the owner of the company where Ryu works, and their gradual relationship, Ryu's world begins to brighten again. When Ryu finds out that he has cancer and may not have long to live, Arm goes all in caring for him and the two decide to live together.　　However, the world is always cruel. When Arm and Ryu learn the truth of something that tears them apart, Ryu disappears from Arm's life. Arm tries every means to find Ryu without any luck, until finally, Arm gets a box. This box contains all the answers.