This is a world that only the strongest gets to rule. The ancient alchemy is about to rip a hole in the universe while the flaming sword of heaven is going to put an end to the cycle of lives. Rulers of thousands of realms are killed by one that has the bloodline of Titan. Qin Nan, the chosen one, who has cultivated an invincible martial art, has embarked on the road to eternity by defeating countless geniuses and dominating the heavens!

Satou has been in love with his childhood friend and neighbor, Hime, ever since she and her grandfather appeared out of nowhere 10 years ago. Now a dazzling, yet mysterious high school beauty, she makes it more and more difficult for him to confess his feelings. As the anniversary of their first meeting is nearing, will he muster up his courage to transform their friendship into something more? Or will an entirely different fate await this tightly bonded pair?

A young girl named Miru and Ran, a boy who appeared before Miru, embark on an adventure in an alternate world — but something tragic awaits them there...