The system starts to play me from the ninja world

[Task generation:...] [Reward:...] [Warning: If the task fails, the system will clear the host’s skills, return it to the original world intact, and erase the host’s memory about the system. ] Xia Zhou was surprised: "There is such a good thing?" [Ding! 】 【Task settlement. 】 【Reward distribution. ] Xia Zhou’s head is full of question marks: "What did I do again?" "Why did I say again?"