Oshikake Gemini

Through a strange twist of fate, two adolescent twins take up lodging at their male cousin's house. "I think I might like him, but..." It all began with that thought, and from there, it took a little bit of courage to start luring him in... But, before the two girls' seduction turns into a fierce competition which gets more and more furious, and starts to turn into a game of bigger and bigger proportions...