Change World vol. 2 (Yaoi manga)

Yosuke’s dream relationship with his old high school crush Arimura hits some turbulence when Masato Hozumi, a former college classmate of Arimura’s, makes an appearance. Arimura has decided to take a position working overseas, putting the lovers at odds. Determined to find out the cause of his boyfriend’s strange behavior, Yosuke confronts Hozumi and learns of the troublemaker’s true intentions!