Battledream Chronicle (2015)

In 2100, the empire of Mortemonde colonize almost all the nations of the Earth and reduce their populations to slavery. The slaves are constrained to collect 1000XP every month in Battledream, a video game where we can die for real. Only those who succeed receive the right to live until the next month. Syanna, a young martinican slave, refuses to keep living in this condition and decides to fight to regain her freedom...