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 is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.com fastest updating comic site. The Summary is

Even though humanity loathed him just because he is ugly, Hero Garius still did everything he could for them.
However, after they double-crossed him, he finally had enough of humanity.
And now, he has decided to save the demon world because he finally found the warmth that he longed for in the demons' instead!!