First time he kissed a boy [1]

destiny /ˈdɛstɪni/, noun: the events that will necessarily happen to a particular person or thing in the future.

soulmate /ˈsəʊlmeɪt/, noun: a person ideally suited to another as a close friend or romantic partner.

Two souls. Matched together in heaven. Destined to fall for each other. To find each other. Again and again.