At first, Mr. Adler was a bit taken aback by Leonard's sudden request for a quiet room to study, but he quickly cleared a room for his use.
After all, in their eyes, it was perfectly understandable for a well-known scholar like Leonard, who had demonstrated his talent in some places, to have some quirks of his own.
Moreover, they were now studying the birthday gift received by his daughter, and as a father, he naturally did not want her to receive anything that might pose a danger.
There are indeed too many toxic and harmful substances in the world, and even professionals may not be able to recognize them all. So after Leonard noticed that something was wrong, Mr. Adler naturally hoped to eliminate the hidden dangers.
To be honest, Leonard initially didn't expect to encounter such strange things at a young girl's birthday party, so he didn't take them seriously.