Zein and Panayoti were good friends since university but after graduation they lose touch as one moves to New Zealand and the other to England. A few years later they reunite in London and decide to meet regularly. They attend different scientific conferences and in their spare time they relive their youth. Apart from the fun, they start a big scientific project that could save millions of lives. Unfortunately, Zein's competitor is on his back and tries repeatedly to steal the secrets of this research project. In their final reunion in Egypt, they never meet as planned. Instead, Panayoti receives a phone call that will turn his world upside down and will haunt him for years. That's where this adventure begins!