Happy 24th Birthday my ult bias Choi San. Thank you for the words of motivation & comfort & for making me happy. Beyond parasocial, I really, seriously love you so much.See you in September 🎂❤️ OUR ETERNAL SANSHINE #여름의낭만_최산_태어난날 #IdolofIdolsChoiSanDay #산 #에이티즈