Burū Rōzu (指向法 《ブルー・ローズ》)
The high-stakes game with the werebeasts gets underway in a vast virtual reality city, which triggers Sora and Shiro's crippling agoraphobia.
They are both NEETs and Hikikomoris… but on the internet, the genius gamer siblings Sora and Shiro are known as the undefeatable “__” (blank). Sora and Shiro’s talents and skills are so abnormally good they are considered as urban legend. One day a young boy Teto appears before them, claiming to be “One’s Lord”.