Largo Winch: Scarlet Sails (Largo Winch #18)

Wrongly accused of causing the recent stock market crash, Largo is in trouble. His attempt to find electronic proof of some external manipulation ends in disaster, and in the meantime the deeds to the entire group have been stolen. The body count keeps rising, and a suspicious guardian angel with golden hair is keeping a close eye on him. Largo will have to go to Saint Petersburg to unravel the multiple layers of this mystery and prove his innocence.