Ai Yori Aishi

Arata is a new employee at a beauty salon when Rentaro, a former track and field junior, suddenly appears in his life again. Rentaro, now a promising college sprinter, has grown up since they last met four years ago. However, he's currently taking a break from running due to an injury. Unwilling to return home, Rentaro ends up staying with Arata temporarily. Years ago, Arata realized his feelings for Rentaro were more than friendship and left his hometown, unable to face the emotions Rentaro unknowingly stirred in him. Now, working as a make-up artist, Arata thought he had come to terms with those feelings by working on himself. But this unexpected reunion throws his emotions into chaos once again...

(Source: Houbunsha, translated)

Note: Includes 1 extra chapter.