The second episode of Penny Arcade Adventure: On the Rain-Slick Precipice of Darkness, is coming next Wednesday, October 29, for Xbox Live Arcade, Windows, Mac and Linux. According to the press release, the PC versions will be available via Greenhouse. As previously revealed, the episode will cost $15 for all platforms. No word on the PlayStation 3 release. Episode One will finally be hitting the PS Store tomorrow, or six days before everyone else gets the sequel.