1K no Ou-sama

Due to having to pay the debts of a lover who disappeared, Shiki is destined to living in poverty. One night, he discovers a man who had collapsed at the park. Since he was worried about him he took him home with him. The collapsed man ended up being Tenma, the extremely famous top model! Tenma quickly hands the debt collector a large sum of money in front of a surprised Shiki and tells him "Provide service with that body – that I bought!!" and moves into the 1K (1 Room + Kitchen) apartment, where they start living together. Why is such a famous person living in my apartment…!? Despite being bewildered, Shiki looks after Tenma.