In a parallel universe of fantastical events, an experienced time traveler must sacrifice something precious to secure the help of its inhabitants, only to discover they are actually future versions of himself, leaving him questioning the consequences of his actions and the true nature of time and space.
An experienced time traveler who becomes stranded in the parallel universe and must navigate its unpredictable nature while trying to find a way back home.
The time traveler encounters a group of inhabitants in the parallel universe who possess the knowledge and technology to help him find a way back home, but they demand a high price in return.
In the end, the time traveler sacrifices something precious to him in order to secure the help of the inhabitants and successfully finds a way back home, but not without leaving a part of himself behind in the parallel universe.
Twist: The inhabitants of the parallel universe reveal that they are actually future versions of the time traveler, and the sacrifice he makes to get back home is actually what leads to their advanced knowledge and technology. This revelation leaves the time traveler questioning the consequences of his actions and the true nature of time and space.