Battle of Kuroshio

The cause of the Kuroshio, a devastating disaster to human society, is still unknown, so the heroine named "Mirai" keeps reincarnating in the third and last Kuroshio in an attempt to save the world, but all end in failure. In the end, the future passed the power to Elsa, the only hope actor, and sacrificed herself to send him to the past, allowing him to unlock the secret of the arrival of the Black Tide and prevent the world from being destroyed by the Black Tide. Due to the power given by the future, Elsa gained powerful power, but something incredible happened to him when he looked back and reset his memory. This was a phenomenon that had not happened before when looking back in the future. In other words, this was a new power, but he never expected that this power would actually... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.