Penny Arcade Adventures Episode One Released on Steam

Episode one gets new PC achievements
Valve and Hothead Games have announced that the Windows version of Penny Arcade Adventures: On the Rain-Slick Precipice of Darkness, Episode One is now available via Steam. In addition to this first installment, Steam will also offer future episodes in the series as they are released by Hothead; in celebration, Episode One has been enhanced with achievements for Steam purchasers. Check full article for details about the game.