As the Avengers and their allies have continued to protect the world from threats too large for any one hero to handle, a new danger has emerged from the cosmic shadows: Thanos. A despot of intergalactic infamy, his goal is to collect all six Infinity Stones, artifacts of unimaginable power, and use them to inflict his twisted will on all of reality. Everything the Avengers have fought for has led up to this moment - the fate of Earth and existence itself has never been more uncertain.
Ruslan, a wandering artist dreaming to become a knight, met beautiful Mila and fell in love with her; he didn't even suspect that she is the King's daughter. However, the lovers' happiness wasn't meant to last too long. Chernomor, the evil sorcerer, appeared in a magic vortex and stole Mila right before Ruslan's eyes to transform her power of love into his own magic power. Ruslan sets out on a chase after the stolen princess.