Trauma Center: Under the Knife 2 [Nintendo DS DSi]Trauma Center: Under the Knife 2 from Atlus for the Nintendo DS gives you dramatic fast paced medical action on the go! Guilt is no more. Dr. Derek Stiles and Nurse Angie Thompson faced humanity's greatest threat and triumphed. Now, in the aftermath, they find themselves in unknown territory, forced to deal with the disastrous consequences of the killer virus. Join them as they scramble to address questions left unanswered and put an end to the