I'm The Substitute Wife [COMPLETED]

When your happiness only refers to one thing, acceptance. What can you do to get the acceptance you want? How far can you fight? Handa ka bang tanggapin ang magiging kapalit para sa nais mong makuha? What if you become a substitute wife? Tatanggapin mo pa rin ba kahit alam mong asawa ito ng kapatid mo? Paano kung ang...