"Why are you smiling?"
Mia asked Eren with a look of suspicion. She had appeared a few steps away from him, keeping a safe distance from a seemingly clueless chance-grabber. Her casual presence indicated that she had secured the area and there were no signs of danger.
Eren smiling to himself was one thing. Mia also saw him clenching his fist as if he was trying to grab something. At least that's what she interpreted his actions as.
Eren, who was lost in thought, was a bit startled when he heard Mia's voice. He looked at her and saw her looking at him funny. He returned her gaze with puzzled expressions before responding.
"Can't I smile about something?"
After hearing Eren, Mia stared with suspicion in her eyes and scrunched her nose. She took a seat in front of him on the wooden log set around the campfire before raising another question.
"Alright, Mr. Smarty Pants. Let me rephrase that. What were you smiling about?"