There are people who are harder to conquer than the most impregnable fortress. Their heart is like a stone that cannot be melted. But a kind word can work wonders. However, for real fortresses one word is not enough. Fort in the history of Fort of Secrets did not give up for a long time, it was attacked countless times, but to no avail. A lot of manpower and resources were spent, but the fortress was taken. Robert and Karen arrived at the captured fort to find out the secret of his resilience. This is necessary in the future to know how to fight with such fortifications. Uncover the secret of the fort.