For now, I have changed the style to Grid which is showing at least the description. But the first blog post is not displaying on the left side.
I want to revert back to Masonary 2.0 style which will make it look the same i.e. without the image.
I can see on your shared site that you are using older version of theme so please update it to the below latest version of it as described here https://support.shufflehound.com/updating-theme/ and also update all the plugins to the latest versions.
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This can be due to plugin conflict on your site so please try temporary deactivating all plugins except Unyson plugin and see whether everything works fine and then enable the plugins one by one to see which plugin is conflicting if any.
You can reset Yellow Pencil Pro changes as described in the following pages.