Saikyou Yuusha wa Oharai Hako: Maou ni nattara zutto Ore no Musou Return

Saikyou Yuusha wa Oharai Hako: Maou ni nattara zutto Ore no Musou Return manga summary: Even though humanity loathed him just because he is ugly, Hero Garius still did everything he could for them.<br>However, after they double-crossed him, he finally had enough of humanity.<br>And now, he has decided to save the demon world because he finally found the warmth that he longed for in the demons' instead!!