Introduction

The story which began with Operation Abyss has reached its next chapter...

Tokyo, Spring of 20XX

The special forces unit known as the Xth Squad has been through countless battles, putting their superhuman abilities to the test. Thanks to them, the bizarre incidents, which threw the world into chaos, have been long forgotten.

It looked as though their battles were finally over. But one day, everything changed...

An unidentified object, nearly 2,000 miles long, appeared without warning high in the sky. It was dubbed...the Embryo.

Was this a gift from heaven, or a sign of the end times? The world once again fell into chaos, and the United Nations turned to the Code Physics Agency for help.

The Xth had a single mission: Infiltrate the mysterious object. Victory seemed within their reach, when suddenly...