Game Poisonous Champagne online

Parties - one way to have fun, they are popular in different parts of society, but different levels of the organization. People relax, relaxed, and not pay attention to what they drink or eat. You will have to investigate the results of a private event where there was a mass poisoning of guests. Presumably there was poison in a glass with champagne. Expand the crime, find the perpetrators and learn their motives, and yet gather the necessary evidence.