Three siblings have all reached a point of their life, at which they realize the need to quickly change some things before they step into the second half of their lifetime. In the midst of chaos, insufficiency and loss they are searching for the path that just might lead them to happiness.
| Actor | Role |
|---|---|
 Lars EidingerStefan | Stefan |
 Nele Mueller-StöfenJulia | Julia |
 Hans LöwTobias | Tobias |
 Manfred ZapatkaPit Hoffmann | Pit Hoffmann |
 Christine SchornEbba Hoffmann | Ebba Hoffmann |
 Godehard GieseChristian | Christian |
| MMathilde BergerVicky | Vicky |
 Franziska HartmannMaren | Maren |
 Philipp HochmairNico | Nico |
 Anna FerzettiLivia | Livia |
 Valerie PachnerKlara | Klara |
 Zsá Zsá Inci BürkleLisa | Lisa |
 Valerie KochJennifer | Jennifer |
 Merle WasmuthTina | Tina |
| MMaike ToussaintCora | Cora |
 Tinka FürstFanny | Fanny |
| BBernd-Christian AlthoffDoctor | Doctor |
 Claudio CaioloDoctor | Doctor |
 Anna Lucia GualanoGreta | Greta |
| DDan Thy NguyenYoung Man | Young Man |
| CCristiano PapasimosLuca | Luca |
| ZZora MüllerLara | Lara |
 Benedikt JenkeBasti | Basti |
 Juri RotherTom | Tom |
| DDavid AllersDr. Schütte | Dr. Schütte |
| RRoy LuchterhandNurse | Nurse |
| RRuth Marie KrögerNurse | Nurse |
 Lea van AckenTinka | Tinka |
| PPaul PötschHans | Hans |
 Moritz GroveDr. Kramer | Dr. Kramer |