Rei suffering. Blood has adhered to Shinji's hand.
thewayneiac: And here is the first of many scenes where Shinji stares at his hand. I've never quite figured out what it all means, because, with one exception in EoE, the context never quite seems to be the same. For instance, here it's because Rei's blood is on his hand, whereas in episode #05… well, I'll save that for the relevant commentary.
