Isekai no Sata wa Shachiku Shidai

When the efficiency freak corporate slave continued to work even in the other word—he won the heart of the Knight Captain?! Seiichirou Kondou was a salaryman who chased after work. When he was dragged into a saint summoning and transferred to another world, he still didn’t change and continued to work. But as he did so, he seemed to have unexpectedly raised a love flag with the “Ice Prince”… (Source: Kadokawa, translated)