The .zip format is used to compress multiple files into one for easier sharing and downloading. How to Open and View the Contents
If the file fails to open, it may be a "corrupt download." Try downloading the archive again from the original source. Deathstrike2-Payback-Chapter-01.zip
Most likely a collection of high-resolution images (for a comic/manga) or document files (for a novella). Deathstrike2-Payback-Chapter-01.zip
Right-click the folder and select "Extract All" (Windows) or double-click (Mac) to reveal the internal files. Deathstrike2-Payback-Chapter-01.zip