Bokusatsu Tenshi Dokuro-chan
History about Kusakaba Sakura, secondary secondary school, which in the future detects the power of immortality. Angel by the name of the document goes to kill him before he does it. Nevertheless, the document believes that Sakura can be saved from this sad fate, so it retains it. Another Angel named Sabato later goes to complete the dirty work of the document. Pipiga Peir Pipiga Pi!