The police found out that the man had killed the old man as the man shrieked “I admit the deed”. This scene occurs in the short story titled as The Tell-Tale Heart which is written by the famous American writer Edgar Allen Poe.
This short story first got published in the year 1843 and it is relayed by a narrator who has no name. It was first published in the month of January in the inaugural edition of The Pioneer. The pioneer was a literary magazine. It is said that Poe was paid around $10 for writing this short story.