"Rivaille-sensei." The mid-age man looked down to the mop of blond hair stucked to his leg. "What is it, Armin?" The 5-year-old beckoned the kindergarten teacher to come closer to him.

Rivaille sighed as he crouch down to an eye-level with the younger one. "What now?"

Armin stood at the tip of his toes, grabbing onto his sensei's knees to give a kiss on the side of his lips, surprising the older. He pulled back to give a shy sweet smile to the older before running off to join the other kids, "I love you, sensei~"

Rivaille had widened his eyes slightly before covering his mouth.

"Brat."