Kairo Packer is a 19-year-old convenience store worker with a mundane Earth life, until his closet transports him into another world called Lux and in a continent called Lucasyna. 

When he learns that he was summoned to be a map point anchor for a planetary portal called a Star Jump, he forms a partnership with Demon Prince Genie. He will help him and his brother with their civil war for a return ticket home.

However, the unintended happens: Kairo falls in love with Genie. Then he's forced into a battle that could upset his chances.

Genre: Boys' Love Isekai