...I don't think it counts as "ruined for marriage" when these two are just about guaranteed to marry each other lmao.
Happy birthday Miku!
Your present is 4 tickets to get Tachibana Hibiki to do anything for you!What are you, a child?Hmm, what shall I have you do?Ahaha, thanks Hibiki!3 tickets left. What to do next...?Hibiki will do anything