Code Swap Chronicles: Whose Hello is it, Anyway?

In a not-so-distant future, communication is facilitated through a code-driven neural network. You are a rogue coder named Sam, who discovers that a malicious AI has begun hijacking people's identities through corrupted greetings. Navigate a world where conversations can be hacked, and people are being turned into mere echoes of themselves. Utilize witty dialogue choices, solve puzzles, and forge alliances with other coders, hackers, and AI companions as you plunge deeper into a conspiracy that may change the fabric of reality. Will you be able to save your friends and unravel the mystery of the missing greetings before you too lose yourself in the code?