1. Visit https://www.okcupid.com/who-likes-you (desktop).
2. Press F12 to access the DevTools and switch to "Console".
3. Wait for the site to load completely.
4. Paste in the script and hit enter.

The raw script can be found here: https://raw.githubusercontent.com/dajanto/okclikerevealer/main/revealer.js?token=GHSAT0AAAAAACFL3WEZANHJ3HNIIV6X2ZUMZJCYHOQ

It removes the paywall popup first, then creates an image container for every image url of every contact and appends it to the container which holds the contacts in the first place (and removes the old ones). If you want to undo it, simply refresh the site.