Paladin Dad is a Manga/Manhwa/Manhua in english language, manhua series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

Zuo Yi, who traversed to a different world of Sadya, where he lived and fought for 30 years, Then one day had been teleported back to the Blue Star while he was fighting against the abyssal king Sol. But Upon return he found out that he had a lovely four-year-old daughter? ! Zuo Yi, who has long been tired of the life of a knight, gradually intersects with the Blue Star world more and more in order to raise a baby, and finally solves the crisis of Blue Star, where he is trying to build an ideal world for his precious daughter.