Hello {TH}~NoNGAuNPuN~{TH}
We have reviewed your refund request.
We will not be granting a refund at this time. Either the date of the purchase exceeds 2 weeks or playtime exceeds 2 hours (the refund policy maximums).
Rising Storm/Red Orchestra 2 Multiplayer
Killing Floor - Rising Storm DLC
Rising Storm
Purchased: Feb 7, 2016 ICT
Requests are considered on a case by case basis and are not typically issued for purchases of released products that are more than 14 days old, or if the purchased product has more than 2 hours of playtime. For in-game items the refund period is 48 hours and the item must not have been consumed, modified, or transferred.
To learn more about the refund process, please visit http://store.steampowered.com/steam_refunds/
The Steam Support Team
https://help.steampowered.com/