After releasing and promoting his fourth Japanese single "Hot Sun" in Japan, Kim Hyun-joong went back to South Korea for the mini album release of Timing in July.
Setelah perilisan dan promosi singel keempat Bahasa Jepang "Hot Sun" di Jepang, Kim Hyun-joong pulang kembali ke Korea Selatan untuk merilis album mininya yaitu Timing pada bulan Juli.