Perimeter Defense is on discount in Kobo store

Get the whole Perimeter Defense series by Michael Atamanov for 10$

in Kobo:

October 27 - Sector Eight - 0,99$

Octboer 28 - Beyond Death - 2,99$

October 29 - New Contract - 2,99$

October 30 - A Game with No Rules - 2,99$