Tapocalypse

Enter the ravaged world of Tapocalypse, a thrilling post-apocalyptic tap and idle RPG where survival is a constant struggle. Play as a young guard desperate to protect your group amidst the planet's descent into chaos. Months ago, whispers emerged of a powerful artifact, capable of generating infinite fuel, created by ruthless "scumbags" in the desolate desert. Realizing the catastrophic potential in the wrong hands, your group bravely stole the artifact. Now, your sole mission is to lead your convoy back to the safety of the main camp in this intense tower defense meets idle clicker hybrid. The fate of this broken world hangs in the balance, and your choices will determine its ultimate destiny.
summary by MetaCritic