Emerald Green is the stunning conclusion to Kerstin Gier's Ruby Red Trilogy, picking up where Sapphire Blue left off, reaching new heights of intrigue and romance as Gwen finally uncovers the secrets of the time-traveling society and learns her fate.

15-year-old Elise is longing for a happy family life, but her mother Betty is weak and egocentric. She drowns her problems in alcohol. Everything seems to turn out good when they meet Ludwig. But he does not fall in love with Betty, he loves Elise.

Tobias, aged 13, lives in an East German city and has learned to get by on his own. Then Max moves into the neighboring apartment, and he keeps it just like Tobias. He likes to determine how things should go by himself. Without further ado, Tobias decides to pass Max off as his father!