One day during the new semester, while walking near his college, the protagonist encountered a foreign girl being pick-up by a group of men. The girl seemed depressed and looked like she was asking for help, however, the protagonist began scolding her. The girl was surprised and started refuting him as well, while the men were left shocked and then dispersed.

Afterwards, he went to a bookstore in his college. When he found the book he was looking for, at that moment, another foreign girl reached for that book, and they ended up having an argument. In the end, he could not get the book he wanted and decided to go home. Whether it was a coincidence or not, on that day before returning home, he had been offended by two foreign girls.

At a later date, he was contacted by his college and went to the student center.

To his surprise, he was asked to let two new foreign students stay at his house, which has been registered as a dormitory. The two foreign girls were Misha, who was being pick-up by a group of men, and Adelina, who got into an argument with him at the bookstore.

At first, the protagonist refused, however, after learning that they had no place to stay, he reconsidered. He decided to let them stay at his house, but with conditions...