To make everything perfect for her sleepover with Marina, Prunella happily styles her room to resemble a ""Henry Skreever"" book. But then she panics - since Marina is blind, will decorations she can't even see offend her... or worse, make her trip? Or will Prunella discover that her worries about protecting Marina - and their friendship - are more about Prunella's own perceptions rather than Marina's actual capabilities?