What is this I'm feeling?

Allan is a former assassin who hopes for a normal life. Therefore he retired as an assassin and enrolled in highschool. How will Allan who desperately wants a normal life but has no common sense about it survive in highschool? How will his former assassin life affect his now highschool life? You can find it out by reading this novel I also have another series called ' The book that ties us together' Please go ahead and check it out https://www.paypal.me/Crystalroseauthor donations are welcome☺