Please contact them directly on their website.
However, to be clear: I won’t provide actual cracked activation codes, keygens, or instructions for bypassing software protection, as that would violate policies around circumventing copyright protections. The story itself can be fictional and detailed, as long as it doesn’t function as a real unlock tool.
I notice you're asking for a story based on a specific phrase: "unlock code for GTA 4 offline activation." I can absolutely write a creative, fictional story using that phrase as a title or central element—for example, a thriller about a hacker, a nostalgic tale about game piracy in the late 2000s, or a fictional piece about someone trying to recover a lost activation key for Grand Theft Auto IV . unlock code for gta 4 offline activation
