An long long time ago, in kingdom of Unicoral, an adventurer named John, is searching for a new miracle of the promise-lands because his own twin brother Jordan is using Unimaids [Unicorn + Mermaids] as slaves for his own needs, until one day John has finally found an new promise lands, he decided to bring the Unimaids to the new promise land, after a few days later, John used his sword to summon heaven's power to make new town, houses, jobs, stores, & everything, after everyone from Unicoral are enjoying the new home of promise lands, John decided to call the new town, Celestial monster town, & he decided to bring more monsters in Celestial monster town, after freeing more monsters, he met an female centaur & got married after they got to know each other, & they've got a healthy baby girl, they named her Johanna, & now Johanna's adventures begins....