Time Jump

"If it is forbidden it is more tempting!" In a century where it is possible to time travel back and forth, a man tries to save his deceased parents but has to do it without being detected because no matter how OK it is to travel in time, changing the way events occur is illegal.

This is a short story where this man called Edgar struggles to change his own time-line. Can he change the it without being spotted or could he not make it at all? Well, that is the question. Take a look and figure it out.