Whos-Saying-Hello

In a bustling metropolis where anonymity reigns, you are a freelance private detective known as 'Echos'. Your mission begins when you receive a cryptic message: someone is using the phrase 'Hello' to communicate secret information across different people in the city. As you delve deeper, you encounter a cast of quirky characters, each with their own secrets and motives. Your choices will shape your journey as you try to unveil the hidden meaning behind these hellos while unraveling a conspiracy that could change the city forever. Can you decode the good from the bad and figure out who's truly saying hello?