What is the concept of seven years? Su Ruopeng said that this is the process of love slowly fermenting. Xiao Hanyu said that this is the process of love slowly settling. Answers that seem to be the same but are completely different, which one is the correct answer? The seven-year itch hurts you and me, but little do we know that we have already passed those boiling and passionate days, and that life as plain as boiled water is what we need.