The dream high school period may represent a special memory, period, experience, stage or event.
The self in your dream may symbolize a certain personality, appearance, characteristics, abilities, preferences, habits and tendencies that you once had.
Love and happiness imply that you appreciate, miss, miss or want to awaken your thinking and attention again in your heart and subconscious.
Dreams are often a way for the subconscious to communicate with you through symbolic means.
I hope your problem can be solved and I wish you happiness!