そと
outside
soto
JMdict 1203250
外(そと)outside見(み)て!look
Look outside!
A two-word burst with no particles — common in excited speech. 外(そと) (outside) is what to look at, and 見て(みて) (look) is the te-form of 見る(みる) (see) used on its own as a soft command, like “look!” The を (object) marking 外(そと) (outside) is simply dropped.