Third season of Wangu Xian Qiong.

Taka (technically Tamahome) and Miaka are now happily married and only six months before their new family would be born, but an obsessed girl named Mayo would do anything to make Taka hers. She enters the world of the Four Gods, determined to win Taka's heart and be the new priestess.

An affluent white-collar worker receives a mysterious invitation: "Would you like to know what life is about?" "Would you like to live your life fully?" It is sent into the unpredictable space of the Lord God, and future human beings will invite and challenge the present world, and the different challenges that humans face during the era of great universe development will be simulated as copies as well. The "copies" will guide the selected people to overcome many traps, meet life-and-death comrades, and become leaders. All of this is in the interest of human evolution, survival, and infinite futures!

Time flies by; Hiroyuki and Akari are 12th-graders now. Both of them and their friends have grown up gradually in someway, physically or mentally, but one of their best friends is missing: the lifelike android Multi. To their surprise, Multi is brought to their campus again without notice, yet she is no longer the same Multi they have known.