[Investigation Scene, sQuid Pro Quo]

Go upstairs and melee attack (use a melee attack to break open a locked door) the padlock to open the door to flat 2 and enter.

Interact with the cocktail napkin on the small table in the reading nook to the left to find the Ring (Key Evidence 1/7).

Interact with the page on the desk in the bedroom to find the professor's fact list (Key Evidence 2/7).

Interact with the article on the left of the bulletin board to find the Newspaper issue - March (Key Evidence 3/7).

Interact with the article on the right of the bulletin board to find the Newspaper issue - February (Key Evidence 4/7).

Melee attack the door between the bedroom and the half bath. Interact with the frame on the trunk at the back of the closet and use Mind's Eye (a special vision mode) on the vision of the past to find the Frame vision (Key Evidence 5/7).

Go back to the main living area and enter the Retrocognition (a vision of past events) vision.

Find the three critical scenes: near the entrance, near the ring, near the stairs to the upper floor, and near the kitchen table.

Mark the scenes in chronological order: 1. near the ring, 2. near the kitchen table, 3. near the entrance.

After the vision, you will have a conversation with Professor George Cavendish. Choose the dialogue options: Calm down, Anna sent me. Who's Anna to you? What reason? Is this the only way to fight them? What are you going to do now? I'm listening. I need a favor in exchange.

After the conversation, you will receive Cavendish family breakup (Key Evidence 6/7) and new Mind Palace clues: Anna's pregnancy was ordained and The poisoning was a sabotage.

Interact with Cavendish again and choose the dialogue option: I'll help.

After this conversation, you will receive George Cavendish's request (Key Evidence 7/7), A full flask of Ricin (CASEBOOK, Quid Pro Quo), and I can report George (CASEBOOK, Quid Pro Quo). You will also receive the Key Evidence Collected notification.

Leave the apartments.