大賢者リドルの時間逆行

Ryddel watched a shadowy organization called the Box of Malice take his friends and, in the end, the whole world, leaving him to rot in despair for a thousand years. When he at last wrenches time itself backward, he wakes in his younger body carrying a millennium of knowledge and grief, and sets out to dismantle the Box of Malice before it can doom everything a second time.