Guardians of the Dragons

Yui Fudo, little sister of Yusei Fudo, is one of the legendary guardians of the Crimson Dragon. This little guardian however is a vampire and her job is to make the great Jack Atlas fall in love with her and to turn this human, this guardian into a vampire, but Jack has to be willing to accept this fate. Will Yui prevail or with a dark twist send these two into a sprinting world or darkness? Jack/OC Lemon!