Мафия 4. The Smell of Money.

Two mafia members on Gura – that’s also an option, but it’s strange that no one left any clues.

If that’s the case, then the Triad killed her; from the clues, I only see the method of murder: strangulation with a thin rope. The Mafia came, looked at the body, sighed heavily, and left because

No hints are given for unsuccessful murders.

Sorry, but I can’t think of anything else, and I probably won’t. The most suitable weapon for strangulation is the horse halter on Lisa’s avatar, but I feel uneasy about executing him for it. So, for now, NNV.