Angel Beats! Heaven's Door

Some time before Otonashi made his way into the lives of Yuri and the gang, and prior to the creation of the SSS, Hinata is involved in a car crash and wakes up in life after death. Surrounded by strange classmates in a strange school, he quickly meets Yuri and, after giving her the nickname Yurippe, the two begin to plan out their fight against god. That is, if they can figure out how to deal with the student council president...