monster Blood is about a boy Evan that is babysitted by his Aunt Kathryn Evan and a girl Andrea Liks to be called Andy. Andy was pretty with short wavy brown hair almost black and brown eyes and a teasing smile wearing an oversized yellow T shirt over black spandex leggings. As they were going to the toy store Andy on her bike. How old or you Evan asked Twelve Andy said. I am to Even had said. They went into the toy store. into a doorway that led into a back room. This room Evan saw was even more darker. He was about to leave when someting caught his and Andy's eyes a blue can. Monster Blood that they bought from the toy store a sretchy goo that keeps growing and that causes them more trouble then they know