Father had visited the antique shop earlier and spent a long time there. When he returned home, he was holding a shell and then solemnly placed it in the best position on the antique shelf, meticulously wiping it every now and then.
Every time she thought of this, Heidi was very worried about her father's mental health.
"I'm serious, you don't know how strange it looks," the psychiatrist sighed again. "He treasures it, saying it's a very, very special antique. He even wipes the shell before washing his face every day—my mother doesn't care at all, and if I say something, she just says, 'Let your father enjoy his collecting hobby without disturbance.'"