'Wonderful... suspenseful, imaginative and humanistic with a wry humour. Highly recommended' Starlog

Sector General is a massive hospital station on the galactic rim, with thousands of staff, where alien and human medicine meets. But Patient Hewlitt doesn't want to meet any kind of alien medicine, doctors or nurses - or aliens of any kind. Which is too bad, as his case is of particular interest to the medical team.

In the meantime, at Sector General it has always been assumed that infections can't pass between species - but now it looks like they have their first interstellar virus on their hands...