Spring has come, and our protagonist, Yukinari, returns home after 7 years. Between his second cousin Sakura, who meets him outside in a full maid outfit, Hotaru, a half-Japanese beauty with a sharp tongue, and the lazy scheming witch Alice - life just got way more interesting!
One Christmas Eve night, two old friends reunite in a certain church. Their paths may have strayed, but the story of how they were reunited will prove to be fantastical, touching the lives of many couples along the way.
Following the events of "ef - the latter tale," Yuuko returns to Otowa in her old friends' dreams to take out the monsters known as "KILLJOYs" which force nightmares upon happy couples.
After seven years, Yukinari Sanada has returned to his hometown in Kanagawa Prefecture, Kamakura City, but something feels... different. Both he and his younger sister, Rikka, transfer into Oumi Academy and hope for a fresh start.
In this direct continuation of "ef - the first tale", Yuu tells the tale of a young woman who has lost one of her eyes due to an accident, but who may have lost so much more beneath the surface.
Trinoline Genesis continues with all new stories for the original and side heroines of the original Trinoline!