Suki tte Baretashi Kakugo Shite?

Takaya works at a design studio, and his best friend, Rio, is a popular magazine model. Even after Takaya came out as gay, Rio stayed by his side and now, as adults, they still spend every weekend together. But when Takaya mentions that he is ready to start dating again after putting romance on hold because of work, Rio suddenly becomes upset...!? "I've known you longer than anyone else. Shouldn't I come first?" Takaya always thought Rio had no interest in romance, but what is this possessiveness he keeps showing toward him—!? (Source: Tokuma Shoten, translated)