Fantasy + Isekai + Reincarnation (Yaoi + Shounen ai)

After being hit by a truck, Jeong Yujin wakes up in the world of a fantasy novel as Lord Eugene Linweisen. Eugene’s main role may be to marry the story’s antagonist, Grand Duke Ivilaron, but Yujin has an even bigger job to fulfill: saving the world! What’s only supposed to be a loveless contract marriage seems to be turning into something more the longer Yujin stays with him