"I-I-If Georgie fell inside the sewers, he could p-p-possibly be in there." Bill explains, he points to the map; he was trying really hard to convince you.

You was Bill's sibling, he wanted you to believe him. He wanted you to believe that Georgie was alive and not dead just missing.

"M-m-mom or dad don't believe me, y-y-you got to believe me." Bill says, he look at the map and back at you. His expression was pleading with you to believe him, he want you to believe in him.