This dream may symbolize unresolved feelings or unfinished business with your past. The young teacher represents a figure of authority and knowledge, and his appearance at your house could suggest that you are seeking guidance or support in your current life. The fact that you were studying together on your bed could indicate a desire for a closer connection with this person or a need for emotional intimacy. The absence of his shirt could symbolize vulnerability or a lack of boundaries in your relationship. The nervousness of both of you could suggest underlying tension or unease in your interactions. The presence of your family and an old friend from the same school could represent your desire to maintain a certain image or reputation in front of others, especially in regards to your academic achievements. The teacher fixing your wifi like a handyman could symbolize his ability to help you overcome obstacles or improve your communication and connections. Overall, this dream may reflect your subconscious longing for closure or resolution with your past experiences and relationships.