Shock. Asuka, Toji and Kensuke are posed in a state of shock and surprise.
Shinji, obtuse and uncomprehending, is smiling.
Misato leans backwards. She moves back with each stutter.
MISATO:“Wh... wh-!”
WOMAN:“You are that air conditioning. You are like an outdoor unit — you alone become warm. What idiocy. No more — stop cooling my heart.”
UrsusArctos: Ah, those gloriously exaggerated facial expressions!
Zusuchan: I appreciate how even the script specifically says that Shinji is entirely uncomprehending of the implication in Kaji's question.