There's Always Time

Daniel Smithson is on vacation in Jerusalem with his wife. Lisa, when a stranger accuses him of being a liar, a thief, and a conman. He claims Daniel has cost him time, effort and billions of dollars and promises he is going to make him pay. In subsequent meetings, his would be assassin has no idea who Daniel is. Neither realizes Daniel will do things in his future, which are in his attackers past. Daniel has discovered how to time travel and goes to first-century Jerusalem, where he hopes to follow Jesus. However, the joy of traveling anywhere in time, is overshadowed with concern over what effect his actions have and why they have already caused a stranger to try to kill him. More urgently, what should he do with the live grenade he is left holding?