Tokidoki, Sekai wa Utsukushii
ときどき、世界は美しい
Yokozeki Haruhito, a high school senior, has been quietly observing Arisawa Yuya, a trainee teacher. His attention is noticed by Yuya's cousin, Yuma, who steps in as a substitute for Yuya. The situation becomes more complicated when Yuya unexpectedly discovers them kissing.