This dream may reflect your subconscious thoughts and feelings about relationships and the complexities that come with them. The boy in the dream could represent a potential romantic interest or someone you admire. The fact that he had a girlfriend at first may symbolize your fear of competition or feeling like you are not good enough. However, when they broke up and you started talking, it could represent your desire for a chance with this person. The fact that he is one grade above you could symbolize a power dynamic or feeling inferior in the relationship. The block and apology could represent a fear of rejection or feeling like you are not a priority. The mention of his friend Dylan and your crush Jesse could symbolize your insecurities and fear of being compared to others. The interaction and unfollowing could represent a lack of communication and closure in the relationship. Overall, this dream may be reflecting your inner conflicts and fears about relationships and the need for open and honest communication.