The compatibility, predicted as per astrology, does not guarantee that that your partner wont cheat on you, or would never lie to you. It also does not guarantee that your partner will always make adjustments to make the relationship work.

Are astrology horoscopes accurate?

Across several centuries of testing, the predictions of astrology have never been more accurate than that expected by chance alone. When specific predictions from astrologers were tested in rigorous experimental procedures in the Carlson test, the predictions were falsified.