Hatred is a bad adviser

Lera grieved at the death of his grandfather, a famous scientist. Consoled only that to finish the last development he asked his disciple – Arseniy, husband of Lera. However, the files got to the other disciple – the chief Arseniy Egor. Egor not a genius scientist, but a talented schemer and intends to give an idea of the grandfather of Valeria for his. On hearing this, Arseny decided to stop former friend and punish him for his meanness. But just at this time was killed by one of the employees of the company, which employs Arseniy under the leadership of Yegor. Is there a connection between these events?..