The Mystery of a traveller.

Five highly classified men are chosen from the modern era where time travel is invented, and then each one is sent to different timelines in the past where cameras aren't invented to record the important moments of history.
They need to follow 3 main rules which are;
1) Remain unnoticed.
2) Don't talk to anyone.
3) Don't touch anyone.

Everything goes well until, Joshua one of the five past traveller doesn't come back. Instead shows up a beautiful strange woman with Joshua's belongings in the present day.