Old schoolmates Haru and Gaku will do anything to achieve success. And success to them means earning a trillion dollars! But to do so, they’ll need to take full advantage of their own unique skills. Haru is a persuasive and confident speaker who can connect with anyone, while Gaku, although awkward, is an expert programmer. Will their combined talents be enough to make their dream a reality?

A story of two people in search of a new life, who leave their birthplaces - traveling to a whole different world trying to find a place where they truly belong. Set in the fictional world of Euthania, a land rich in nature with various magical races based on South East Asian Mythology, which is connected to Japan via a warp gate.

Den City is a city with advanced network systems in which a VR space called LINK VRAINS was created by SOL Technologies. The Knights of Hanoi, a group that hacks through dueling, as well as SOL Technologies are seeking a mysterious AI program. Yusaku Fujiki, also known as Playmaker, is a first year high school student who manages to capture this AI program while trying to find out the truth about an incident in the past.

어느 날 갑자기 배달된 소포. 거기에는 「축하드립니다. 당신은 10만분의 1의 확률을 뚫고 라이어 게임에 참가 등록 되셨습니다」 라는 편지와 현금 1억 엔이 들어있었다. 그것이 라이어 게임의 시작이었다. 30일 후 게임 종료일에 자신의 소지금 1억엔을 반환한다. 규칙은 그것뿐. 요령껏 대전상대의 소지금을 빼앗는데 성공하면 승자는 1억 엔을 갖고, 패자는 1억 엔의 빚을 지게 된다… 누구를 믿고, 누구를 믿지 말아야 하는가…