Well, unlocking Trevor in GTA 5 story mode happens as the game's narrative unfolds. You'll encounter specific missions and events that naturally lead to his availability. Just keep playing and following the story cues.
The way to unlock Trevor in GTA 5 story mode is by advancing in the game's main plot. Certain story developments will trigger his introduction. Just stay engaged with the missions and you'll unlock him when the time comes.
Chapter 450, ", Death of the Ashen Dead", is the clearest early answer because the violence around Phoenix becomes final instead of hypothetical. The chapter turns that into something concrete by moving from He seemed to be back in the old days. to After all, even those eliminated from the Phoenix, holding such a....
Chapter 481, ", Only a Madman Would Pay You Taxes!", is the clearest early answer because it turns Star Sectors's situation into a concrete plot event. The chapter turns that into something concrete by moving from I understand what you're saying, I'll arrange the corresponding... to However, since these planets were either under the common defense.... What makes it stick is that the chapter closes with Osenia sucked in a breath of cold air;
Chapter 383, ", No Choice", is the clearest early answer because it turns Korolya's situation into a concrete plot event. A useful checkpoint is the way the scene starts with They had received a massive number of war orders—the money for which... and follows through with There's more today, but in the late night....
Chapter 657, "a major turning point", is the clearest early answer because it turns Black Boxes's situation into a concrete plot event. The setup is Since the Korolya incident erupted eight months had passed, and Gu..., but the pressure keeps building through As for the situations on these two worlds, he mostly learned about....
Chapter 439, ", Temir No.5 Meat Grinder", is the clearest early answer because it turns Sentry Mechas's situation into a concrete plot event. The chapter gives readers a real answer by opening on The war situation on Temir No.4 was progressing basically as planned... and ending on It was alright during defense, but during offense, the caverns were....
Chapter 456, ", The War Situation Changes Drastically", is the clearest early answer because the buildup finally cashes out in a real clash. The chapter turns that into something concrete by moving from Both sides had learned their lessons, and the entire battlefield... to After all, the premise for these star sectors and planets ceding....
Chapter 465, ", the Alliance Rushes to the Battlefield!", is the clearest early answer because the buildup finally cashes out in a real clash. The setup is However, the good news was that with the Black Box and its products,..., but the pressure keeps building through The majority of worlds wouldn't even have this chance..
Chapter 392, ", Economic Reform and Development Plan", is the clearest early answer because it turns Gu Hang's situation into a concrete plot event. Early on, Lowering the rating by one level means innumerable benefits; the.... By the end, Highly skilled technicians in the factories, important management....
Chapter 821, "a major turning point", is the clearest early answer because it turns Anconi Ben's situation into a concrete plot event. The chapter gives readers a real answer by opening on Anconi Ben remained uneasy, but since things had come to this point,... and ending on Yet, the reality once again surprised him!. In story terms, the chapter closes with They would end it with close combat!, which gives battle a stronger narrative position and pushes the power growth onward.
Chapter 393, ", Hongjian Star Joins", is the clearest early answer because it turns Gu Hang's situation into a concrete plot event. Early on, Though Flying Wing Star only has a population of eight billion, the.... By the end, This, in turn, amused Gu Hang.. Inside the broader faction conflict storyline, the chapter closes with Off to sleep again..., which gives Gu Hang a stronger narrative position and pushes the power growth onward.