Sono Toki wa Tada Kokoro ni Furete

From Yaoi Is Life:

Wanashiro, a worker at a film production company, became interested in a certain independent film and wanted to talk with the scriptwriter. One day Harumi, a student who’s in the film club at his university, entered the company as a part-timer. At first Wanashiro thought he was a shy and quiet person, but when he learned Harumi is the scriptwriter of that film, he tried to get close to him. Harumi slowly opened up to him, and Wanashiro started to think how cute Harumi is…