13th Floor - Tomb Raider V: Chronicles Remastered Walkthrough 100% complete all secret

LEVEL 11: THE 13th FLOOR Kills: 14 Items: 26, including a keycard, 2 access disks, a cloth, 2 vials of chloroform, the Iris artifact, and 3 Golden Rose Secrets Starting Inventory: Heckler & Koch assault rifle, 30 HK rounds, headset, Timex TMX watch, 3 small medipacks, 1 large medipack. Secrets: - 1. 04:09 2. 18:41 3. 24:19 (Kill the person so as to open the alternate path which have the secret)