Keika and Ki learn more and more about Shouken's past. Shouken has special feelings for Ki, but when he tries to explain his feelings to his brother, Sekijin, he is scolded and forced to make the ultimate choice. When Ki and Keika finally reach his memories of the day when he pointed the gun at his own head, they learn the real reason that Shouken decided to take his own life.
When something happens to him, your blood 
is the only thing that can save him.
Wenn etwas passiert,
kann ihn nur dein Blut retten.
Si llegara a pasarle algo algo,
solo tu sangre podrá salvarlo.
Si llegara a pasarle algo,
solo tu sangre podrá salvarlo.
S’il lui arrive malheur,
seul ton sang peut le sauver.
Se dovesse succedergli qualcosa,
l'unica cosa in grado di salvarlo è il tuo sangue.
Quando alguma coisa acontecer com ele,
apenas o seu sangue poderá salvá-lo.