Bursting Fountain and a Wildly Thrusting Big Thing

Hana and Duna head to a pension to escape their exhausting daily lives. Claiming to fill each other’s loneliness, they invite a host over and spend a fun time together. On the surface, they smile like close sisters, but deep down, they are drawn to the same man. As undeniable love and rivalry intertwine, a single day’s choice changes the sisters’ destinies.