What korean song goes Ottoke naega ottoke geadaul saranghage dwaenneunji isanghajyo?

Song: Love Scenario (사랑을 했다) by iKON

(Partial Chorus)

Ottoke (어떡해) (Oh) How do I

Naega (나의) My

Ottoke (어떡해) (Oh) How do I

Geadaul (거절) Turn down

Saranghage (사랑하게) This love that

Dwaenneunji (돼는지) Came to be