Bogus site on the issue of car insurance

A car in the parking garage to B-stationary car to hit. A car is only compulsory traffic insurance. B cars have full insurance. Later, two people wrote a consultation agreement forged a fake site at 2 days after police found the traffic police from the Traffic Insurance Hu Peng compensation. A written agreement was then hit B. A consultation with the bogus site called B A bear all the responsibility. B to show it if the agreement is the traffic police or the police ask to see how A will provide us with the responsibility. Need a professional point answer.
Questions added: If the B of calling the police, insurance companies do not pay, directly to close the case on the little things. . . If you lose, the insurance company can raise recovery. May be investigated for criminal responsibility to ask is to hold A and B2 of personal responsibility or accountability of a person's responsibility A