jesse stanley supervises the marijuana lab. >> lot of failures lots of successes but we started growingo help cancer patients. from cancer it turned into multiple sclerosis, it turned into diabetes. >> soon a lest known plant compound caught the brothers attention. cannabidiol. they decided to are breed a strain >> people call it the hippie disappointment. you could smoke it all day, and you wouldn't become high. but we still grew it. so much, that it hurt our other crops. >> it wasn't until the stanleys met charlotte fiji that they were convinced that it could help children. charlotte severs from gervais syndrome. charlotte just up to five at the time, was having up to 500 grand grand mal seizures in a month. >> joel says hey, there is a woman who wants to treat her daughter with cannabis. i said you're crazy. that's going to end up landing us in jairl. we'll be in orange -- jail, in orange jump suits. >> during an epileptic seizure neurons are firing electrical impulses all at the same time. almost like an electrical storm. >> once we started it, first day, seizure free, no seizures.