This plugin will block redirects that do not belong to https://www3.animeflv.net/
Currently in beta version
Download this repository folder. Use the unzipped upload in chrome://extensions/ to upload a folder so you can use the plugin locally.
The plugin is activated by default.
In the extensions menu (located in one of the top bars) you can search for this plugin and clicking will display the interface that consists of a switch to activate and deactivate this plugin.
While the plugin is activated it blocks any unwanted redirects.
That is, it will block those that do not match the domain https://www3.animeflv.net/