The Season of New Leaves

In the year of 2011, people with strong psychokinectic powers start appearing, leaving a trace of death and destruction along their way. 1000 years later, Saki Watanabe finally has her own powers awakened, and after a ritual of passage, she rejoins her friends at school who had awakened before her. However, one of them is revealed to have weaker powers than her peers, and soon after she mysteriously disappears.