Take the East Longitude (Ⅰ) to Wake Up

An ordinary high school student is called "Tang Monk" by a man who calls himself "Guanyin", and he has to shoulder the responsibility of saving the world?! What's more terrifying? Yes, everything is true! But before that, she has to wake up "Sun Wukong" and "Zhu Bajie"... So, a journey of awakening begins...