Yûko Katô

There are two kinds of people in the world, normal and psychics. Psychics are rare, powerful and feared. Burn Griffith met and befriended one of them, Keith Evans, two years ago. Now he has been looking for his friend, but when he finally succeeds, something's not right. The world has changed, and so has Keith. (animenewsnetwork.com)

After a 27 year old man has chance encounter with a fifteen year old girl, they discover that they are actually brother and sister. They were separated over a decade before due to their parents divorce, but now she is coming to move in with him and their father. Will they fight their desire for each other or give into incestuous desire? (imdb)