青春年少、阳光美丽的女孩奈美（吉沢明歩 饰），过着与同龄女孩完全不同的生活。她的父亲是一名卡车司机，当年也是名头响亮的传奇人物。奈美似乎继承了父亲的基因，为人不仅正直善良，还拥有须眉男子都无法匹及的高超车技。她个性刚强，立志在这个男性的世界里做出一番事业。某天，她结识了美丽女孩桃香（今野梨乃 饰）。桃香靠向卡车司机出卖肉体为生，奈美的出现让她找到了重新生活的希望。在此之后，桃香成为了奈美的搭档，然而这对姐妹党却卷入了一系列恶性事件之中，她们各自的人生发生了巨大改变……

Nami’s father was a legendary truck driver, and after his death, Nami inherited the deco-truck With her up-beat personality and super driving technique, Nami is popular among her customers. By coincidence, Nami meets Momoka, a hooker who takes truck drivers as customers. Momoka says to Nami, “I want to start a new life !!” and begs that she wants to be Nami’s assistant. She is overwhelmed by Momoka’s passion, and decides to take her in. One day, after dinner, the two return to the truck and sees that there is a box which they must have forgotten to load. So they load the box back in the truck, and the odd twosome drive away to the next destination. This “box” is the start of trouble for Nami and Momoka. What lies ahead in their destiny?!