Background story:
Under the approval and support of governments from 14 nations, a moon based "Artificial Black Hole" has been built. This ABH is the first communication device ever built and will be used together with CGM to make connection with Catori Universe.The day finally came when the making of CGM was completed and many internal tests were passed. At this great moment, 14 nations,overjoyed, agreed to recruit "Coolsailors" in global wise.
Candidates have to be qualified to be eligible. Detail...