Two is company, but Jongin isn't much company when all he does is whinge about his failure of a love life. Three's a crowd, so Sehun never bothers trying to set him up with a boyfriend.  But four – now, that's when the real party begins.

Jongin fell in love with the shallows of the beach a long time ago, his passion never spreading past the shores of dry sand and foaming waves. But an unlikely encounter with enigmatic Taemin sparks his yearning for adventure and a desire to learn more about what's hidden beneath the surface –