- The style washes out into a generic stock photo with flat, bright lighting.
- Repeat the light wording: 'broad north window light' and 'documentary photograph', and add 'soft shadows, natural color grading' to keep the mood.
- The three knit colours blend together or get swapped, so you lose mint, plum and cream.
- Assign each colour to a person, for example 'left friend in mint, centre in plum, right in cream'.
- Stray letters appear on the puzzle box, the sweaters or the wall.
- Keep 'no logos, no text' at the end and add 'plain sweaters, no puzzle box in view, blank walls'.
- Faces look too smooth and waxy, losing the documentary feel.
- Strengthen 'realistic paper texture and skin' with 'natural wrinkles, visible knit fibres, unretouched'.