<Tr> <Td colspan="8"> Dean enlists Castiel 's help to find out what 's wrong with Sam , who reveals he ca n't sleep or feel any emotions except for physical pain . Castiel discovers Sam 's soul is missing and when he goes elsewhere to investigate , the Winchesters learn that Samuel is going to hunt down the Alpha vampire . After torturing the Alpha vampire , Crowley appears to reveal that Samuel works for him to collect alpha creatures and he is the one who brought Sam back from Hell . Crowley tells them that he calls the shots and they have no choice but to follow his orders . After the demon leaves , Sam wants to kill Samuel for betraying and lying to them but Dean lets him go . Samuel tells them that he only works to capture creatures but has no intention to harm the brothers . While the brothers have no choice but to follow Crowley 's orders , Sam assures Dean that Crowley will get what he deserves when they get the chance . </Td> </Tr>
<Tr> <Td colspan="8"> Dean enlists Castiel 's help to find out what 's wrong with Sam , who reveals he ca n't sleep or feel any emotions except for physical pain . Castiel discovers Sam 's soul is missing and when he goes elsewhere to investigate , the Winchesters learn that Samuel is going to hunt down the Alpha vampire . After torturing the Alpha vampire , Crowley appears to reveal that Samuel works for him to collect alpha creatures and he is the one who brought Sam back from Hell . Crowley tells them that he calls the shots and they have no choice but to follow his orders . After the demon leaves , Sam wants to kill Samuel for betraying and lying to them but Dean lets him go . Samuel tells them that he only works to capture creatures but has no intention to harm the brothers . While the brothers have no choice but to follow Crowley 's orders , Sam assures Dean that Crowley will get what he deserves when they get the chance . </Td> </Tr>
what is wrong with sam winchester in season 6
what is wrong with sam winchester in season 6
Sam 's soul is missing
Sam 's soul is missing