Assess the level of fear present in the following tweet: "@Naya_Eclissu + me!'\n\nAnd that's when she suddenly became quiet as her lips started to tremble \n\n'...........Naya'\n\n'I don't want to +". Provide a real number between 0 and 1, with 0 representing the least intensity and 1 representing the highest intensity.
0.646