Elsa did it — the only suspect in the room with the victim, outlined in red below.
| C1 | C2 | C3 | C4 | C5 | C6 | C7 | C8 | C9 | |
|---|---|---|---|---|---|---|---|---|---|
| R1 | 1To | C | C | Hana | Lo | 2S | Ca+S | S | S |
| R2 | 3Vivian | T | So | Ca | Ca | O | |||
| R3 | Te | T | T | M | Bernd | T | T | ||
| R4 | Elsa | Te | Te | T | T | ||||
| R5 | M | 4Carol | Ta | M | |||||
| R6 | T | T | Sh | C | Floyd | Ta | Ta | Ch | |
| R7 | T | Sh | C | Ch | Ch | Dalia | Cm | ||
| R8 | Tv | C | C | C | C | Anna | C | L | |
| R9 | Te | C | C | B | B | Ch | Ta | Grant |