Sagitter's manga / #bromance(2)

In which high school mc's house burns down and he has to find a new one. After searching for a long time, he loses hope until he finds a place that fits his budget. He moves in only to find out that his housemates are youkai.

In which the royal palace has been taken over by "parasites" and people have turned into weapons. Mc has escaped and finds the prince, who can turn into a lance. Together, they take back the royal palace, and free the people of the palace. However, forces face them, including the prince of a long lost kingdom?