If you have ever watched "Grey's Anatomy" (which you really should if you haven’t), you know that the main relationship in the series is between Derek Shepherd and Meredith Grey. The two have a relationship that is very specific to them, and they don’t follow any norms in their relationship. They love each other no matter what is going on in the show and truly take time throughout their busy days to make sure the other knows how special each is to the other. Here are 18 reason why they have the cutest relationship in "Grey's Anatomy."

1. They make their own rules when it comes to relationships.

2. They are romantic.

3.They have the cutest family.

4. They are honest.

5. They work hard and are very busy, but still take time to love each other.

6. They wanted to start a family even if it wasn’t easy.

7. They choose to love each other even though they know it's not easy.

8. They appreciate each other.

9. They take care of each other.

10. They are playful with one another.

11. They take time to love one another.

12. They really love one another.

13. They understand that life isn’t easy, but together they can get through it.

14. They really care for one another.

15. They look at each other with true love in their eyes.

16. They are unlike anyone they have ever met.

17. They want to be there for one another.

18. The hurt of losing the other is absolutely heartbreaking.