From the science fiction manga series written and illustrated by Iwahara Yuuji and published in Monthly Comic Beam. Medusa, a mystery virus that turns its victims into stone, is spreading across Japan. The government has decided to cryopreserve a small number of patients in order to find a remedy in the near future. When Kasumi, one of the chosen ones, is awakened in the middle of absolute chaos and the presence of hideous creatures all around, it isn't a bed of roses but a bed of thorns.