The Re Zero Wallpaper app is for die-hard enthusiasts. Who hasn't heard of the anime animation film Re Zero? Rem Re Zero () works as a maid for Lord Roswaal L Mathers, with her sister Ram. Rem Re Zero is one of Re Zero's key supporting characters, appearing in Arcs 2, 3, and 7. Rem Re Zero also functioned as the secondary antagonist throughout the first part of Arc 2.
