A it's a nice bike
B it's a freaking bargin. Even if say the case is somehow butchered because the rest looks fine.
Usually not how flipped bikes are described.
But bad moped blood IS bad blood. Sorry for whatever has happened. He is selling his project ...I always say finish the project to prove to yur self and others that you will do it. Selling a project is giving a dream up for lost. Finish it and then but. It if necessary. That's what I say.