Whose Hello Are These, Anyway?

In a bustling Victorian city, you are a misfit detective known as 'The Phantom Whistler', who specializes in unsolvable conundrums. One day, a series of bizarre greeting cards arrive at your doorstep, each containing cryptic messages and signed by enigmatic pseudonyms. As you decode the greetings, you unravel personal secrets, scandalous affairs, and hidden connections among the eccentric townsfolk. Each choice you make affects the outcome and relationships with quirky characters like the nervous postman or the dramatic opera singer. Can you piece together the mystery of the greetings before the city unravels in chaos?