What's so funny about this?

"Do you want to be born" Fu Mochen put down the hospital check-up sheet in his hand. His tone was still calm, making Lin Ruochu puzzled. Why, as a father, did Fu Mochen not have a shred of joyOn the c...ead."A woman's voice, barely a whisper, came from the earphone. Her tone was different now, no longer casual, "I found out why you lost your memories. It was an injection of a drug.""Medicine" Lin Jin...