Crybaby Magician's Life in Another World After Clearing the Game

Summary

Rei, a magician summoned to another world, sets out on a journey to defeat the demon king, but he is unable to adapt to the new world and suffers from loneliness. The only person who stays by his side is the silent and cool hero Albert.Albert tells Rei that he is fine just the way he is, and Rei begins to have feelings for him. Just as they slowly get closer, a certain crisis strikes the two of them.