"The last words of a dying alien send the Doctor and Bernice to thirtieth-century Earth in an attempt to avert an unspecified disaster. Before they can even unpack they've been arrested by the Adjudicators and sentenced to death by the Imperial army. Their attempts to prove their innocence take them from the mosaic planet Purgatory to a prison inside a star." -- Page 4 of cover.
Description:
"The last words of a dying alien send the Doctor and Bernice to thirtieth-century Earth in an attempt to avert an unspecified disaster. Before they can even unpack they've been arrested by the Adjudicators and sentenced to death by the Imperial army. Their attempts to prove their innocence take them from the mosaic planet Purgatory to a prison inside a star." -- Page 4 of cover.