When three new boys arrive at university, the unexpected happens. Party's, sex, and love is just the tip of the iceberg. Seven boys make an acapella group, trying to get accepted into a company. It was all fun, until one night.
Hyuna along with her best friends meet 7 handsome boys at a high school. they face troubles but who knows if they will end up with who they want.. or if the friend group will ever stay together.