When the investigation phase begins, if you control The Custodian: Each investigator at its location draws 1 card.

If The Custodian is not controlled by a player: Parley. Test (3) to converse with the library custodian. If you succeed, something about its mannerisms seems familiar to you; place 1 of your clues on it. Then, if there are 1 clues on it, take control of The Custodian.