Three sisters (doctor Piret, interior designer Mari and psychologist Kertu) discover that they have one more sister. Shocking news challenges family relationships and forces them to ask why their mother has hidden her first child's existence. When the fourth sister decides to come and visit her mother and sisters in Haapsalu, events that nobody could expect started happening. Is blood thicker than water and the stranger becomes theirs?
| Directing | Toomas Kirss | Director |
| Production | Toomas Kirss | Producer |
| Writing | Eleonora Berg | Writer |
| Camera | Martin Randalu | Director of Photography |
| Editing | Märt Sildvee | Editor |
| Sound | Toomas Lunge | Music |
| Directing | Mari Kriis | Assistant Director |
| Sound | Tanel Tänna | Sound |
| Sound | Juhan Vihterpal | Sound |
| Sound | Dmitry Natalevich | Sound |
| Lighting | Ott Bergstörm | Gaffer |
| Costume & Make-Up | Merli Kutsar | Makeup Artist |
| Costume & Make-Up | Diane Jõgis | Makeup Artist |
| Costume & Make-Up | Marian Ilves | Costume Design |
| Camera | Andre Vill | Assistant Camera |
| Art | Kee Abel | Property Master |
| Lighting | Andre Vill | Lighting Technician |
| Lighting | Kari Viholainen | Lighting Technician |
| Sound | Artjom Savitski | Sound Director |