Ranma was locked as a girl and living in self inflicted isolation for many years when she is found by Harry potter as he hunts for vampires. They are impressed with each others skills and agree to teach each other. Over time they help each other heal there mental scars, Harry losing his wife and Ranma being locked. They grow to love each other but Ranma is conflicted and needs lots of counseling to accept her true feelings. (Harry Potter Crossover.)