[I am INTJ! Read this!] Here's an incredible tool for writers. The Myers-Briggs Type Indicator (MBTI) is a personality tool that savvy writers use to create deeply complex and startlingly realistic characters. Yes, it’s a.
(Character development sheet) Answer all these questions and you should have a fully-developed character for your audience to connect with. A strong character can carry a weak plot; but a strong plot can’t carry weak characters.
The second path to suspense in your story is dramatic irony. (Dramatic irony has always been my FAVORITE way to create suspense. It's more fun to write, and it prevents the reader from feeling tricked.