From BangAQUA and Dangerous Pleasure:

The hostile and irritable Hoshino-kun is trying his best to hide the secret about his "nipples" ♥. His classmate Machida, who's in love with him, finds out about his secret when his "little boy" is ready to go all out! Also, there's a story about a nature airheaded uke and a M perverted seme. You can enjoy all the love, H and laughter in this book. New stories included ♥.