Stanley Corporation retrieves items at the request of its clients but sometimes the owners give difficult challenges to even just talk to Stanley Corp. They... more>> enlist the help of Manjou Yuki, a senior in high school with 99% success rate on a popular internet puzzle site, to help them tackle these challenges. To sever the Gordian Knot is to solve the challenge in an unheard-of way. Join Manjou Yuki in his exciting journey of high-risk challenges and games. <<less