Insexsity -

: Defining protagonists by their personal goals and flaws, ensuring they remain interesting outside of their romantic interests.

: Lasting from 6 months to 2 years, this is characterized by intense passion and "new relationship energy". Insexsity

: A period of testing (often cited around the 5-to-7-year mark) where partners must navigate significant differences or external pressures. : Defining protagonists by their personal goals and