Gradually Close To The Heart

an accidental meeting brought the lonely su ye and the perfect prince zheng shu together which created brand new feelings. the interaction and feelings between the two were originally familiar made their heart beat. can there really be a pure friendship between a male and a female? closer heartbeat / asymptotic heartbeat / closer heartbeat / gradually close to heart / gradually close to the heart / jiàn jìn de xīntiào / 渐近的心跳