Bannin (番人) Kazuhiko Saibara finds himself dead in the woods surrounding his family's summer villa. As the family servant digs his grave, Saihara's feeble-minded younger brother gazes absently upon the scene, and Saihara himself begins to recount the events that led to his demise.
Show Me Heaven A smile of a skinny angel opens up a closed-minded man's heart.
3-4. Sora no Uragawa (空の裏側) Yousuke, Tamotsu and Satoshi are high school buddies until tragedy breaks them apart. Ten years later the death of one of them brings the remaining two friends back together and past wounds are torn open.
(Source: PresenceDear, Bushido Angel Adventures, Aarinfantasy & Countless Time)
