Sports writer Mark is baffled when he receives romantic text messages on his cell phone. What he does not know: His new number once belonged to the deceased boyfriend of Clara, who continues to send text messages in order to cope with the loss. When Mark's girlfriend discovers the texts, she is understandably upset. Along with his best friend David, Mark sets out to find the mysterious writer.
| Actor | Role |
|---|---|
 Karoline HerfurthClara | Clara |
 Katja RiemannHenriette Boot | Henriette Boot |
 Frederick LauDavid | David |
 Nora TschirnerKatja | Katja |
 Tom BeckJonathan | Jonathan |
 Friederike KempterFiona | Fiona |
 Friedrich MückeMark | Mark |
 Uwe PreussKalle | Kalle |
 Samuel FinziWortmann | Wortmann |
| EEnissa AmaniNikki | Nikki |
 Tobias KasimirowiczNot listed | Not listed |
 Cordula StratmannVerlegerin Volkovicz | Verlegerin Volkovicz |
 Sebastian FräsdorfNot listed | Not listed |
 Florian StetterBen | Ben |