Yamete, oshiri ga itai's manga / #mature(116)

Takamine agrees to take part in a psychology experiment conducted by his professor at school in exchange for cash and extra credit. Can homosexuality be influenced by external factors? Reluctantly he agrees to spend 7 days sharing an apartment with his senpai, Yusa. What will happen between the test subjects and will the relationship between Takamine and Yusa change to become closer, or break apart completely? (c) LadyBelle