Mou Hitotsu no Mizu no Kioku

The protagonist Minakami Rima enrolls into a new school to escape her harsh past.
But there she meets Takano Ryou who knows her past and an old friend Morimura Tooru.
She also meets two student council members Hasumi and Asakura.
What will she gain from these meetings?
Will she bury the past? Find the beginning of love? Find a new reason for living? Or...