Based on your criteria of a story-driven single-player PC game with mechanics similar to The Last of Us, here are some recommendations that you might enjoy:
1. Days Gone: This game features a post-apocalyptic open world filled with zombies (Freakers) and human enemies. The story follows Deacon St. John, a drifter and bounty hunter, as he navigates the dangers of the world. The gameplay includes s†éálth, crafting, and survival elements similar to The Last of Us.
2. Metro Exodus: A first-person shooter with strong narrative elements, Metro Exodus takes place in a post-apocalyptic Russia. Players must scavenge for resources, manage their gear, and make moral choices that impact the story. The game combines intense action with exploration and survival mechanics.
3. State of Decay 2: This open-world survival game challenges players to build and manage a community of survivors in a zombie-infested world. The game focuses on resource management, base building, and character relationships. Players must make tough decisions to ensure the survival of their group.
4. The Walking Dead series by Telltale Games: While not an action game like The Last of Us, The Walking Dead series offers a compelling narrative experience with player choices that impact the story. The games focus on character development, moral dilemmas, and emotional storytelling set in the world of Robert Kirkman's comic series.
5. Dying Light: This first-person action survival game combines parkour movement with combat against zombies and human enemies. Players scavenge for supplies, craft weapons, and navigate a dangerous open world filled with threats. The game offers both a gripping story and intense gameplay similar to The Last of Us.
These games offer engaging narratives, survival mechanics, and post-apocalyptic settings that may appeal to fans of The Last of Us. Each game provides a unique experience while capturing elements of storytelling and gameplay found in The Last of Us.