How NOT to Summon a Demon Lord Ω

Isekai Maou to Shoukan Shoujo no Dorei Majutsu Ω

Diablo is back! You know…the Demon Lord from another world? Traveling through the woods with Rem and Shera, they encounter a lone girl in tatters, pursued by a powerful Paladin.<br> <br> You know what that means—Diablo will have to try and hide his lack of social skills once again (and come to her rescue, of course). Let the enchanting adventures continue!<br> <br> (Source: Funimation)