The Last Synclit

A luxurious mansion near London. An old millionaire in a wheelchair. He has gathered under one roof all those who were in the house on that fateful day when his grandson was killed - a still very young man. This... happened three years ago. The millionaire's grandson was dealt with by his pregnant girlfriend in a fit of amnesia, as the heir to the fortune did not want to marry her. Immediately after the incident, the mind of the would-be bride became completely clouded. But if the killer is known, why does the elderly millionaire gather a whole team of detectives from around the world, throwing around huge sums of money? The thing is, a new assassination attempt has taken place in the mansion - this time, the old man almost lost his great-grandson. He is convinced that both cases are related... Very soon, expert analyst Drongo will understand what the mysterious stranger hinted at in a phone conversation, urgently recommending to abandon this trip...