In one Russian village there is a special lake where, according to legends and rumors, mermaids live. Two guys, who share an interest in the supernatural, go late in the evening to that very lake to find out whether these water nymphs really exist or are they just another fairy tale. What awaits the guys? How will their adventure end? Will they be able to find answers to their questions? Finally, will they be able to see these mysterious creatures with their own eyes? And what role will love, trust and feelings play in all this?