Next, I felt intense fear. (Para.2)
Meaning: Next, I felt very full of fear.
intense: a. strong (in quality or feeling)
She did not go out because of the intense cold.天气很冷，他没有出去。
He felt intense happiness when he knew that he would attend the famous university. 知道自己将上这所名牌大学，他感到非常幸福。