Game of Love

You are Alice, a sophomore high school student who is also member of the school's volleyball team. You have a special bond with Mark, your childhood friend, that might blossom into love.
But when Raphael, the school idol, officially sets his eyes on you, everything becomes so complicated as you become the target of mysterious threats...
What lies behind Raphael's sudden interest? Is Mark really the reliable guy you thought he was? When friends become foes and your world starts to crumble, who should you trust?

[From Steam]