Su Er had no interest in listening to Ron complain about his brothers.
Yes, he had complained about George and Fred along the way too, so Su Er parted ways with Hermione and the others at the turn in the staircase.
Su Er had barely descended one step when he stopped. Ron's complaints faded into the distance, and once silence returned, Su Er went back to Moaning Myrtle's Bathroom.
He swallowed, felt for the wand inside his wizard robes, then gently pushed the door open and walked in.
He stopped beside the stained sinks, his blurred figure reflected in the cloudy mirror.
He searched carefully for clues.
"Who are you..." a girl's voice sounded behind Su Er. "What are you doing here?"
Su Er jumped and spun around, his wand already in his hand.
It was Moaning Myrtle. He breathed a sigh of relief and put his wand away.
"The sinks here are interesting. I wanted to study them." Su Er made up an excuse.
"I remember you..." Moaning Myrtle studied Su Er closely. "You're one of those three boys from earlier."
"Yes." Su Er nodded and turned back to his search.
Moaning Myrtle suddenly drew closer. Su Er could feel the chill that came naturally with a ghost. "What's here to study?"
"Bathroom sinks are all the same."
"But no one's been here in ages, have they?" Su Er remarked casually, shifting a few steps without drawing attention.
"It's been a long time..." Moaning Myrtle thought for a moment, then said faintly, "Decades. This place was already abandoned when I was at school. I loved staying here because no one here would make fun of me..."
"They all said I was fat, and wasn't pretty, and wasn't any good at studying..."
"Are you here often, Myrtle? I mean, instead