[Machine Translation] Masanori Sera's 15th new single in 20 years is the first duet song! His partner is Takeshi Tsuruno! The song was composed by Tamio Okuda. The standard edition includes a new song "Rin" by Muneyuki Kamimoto, a member of Twist and a pianist. This is the first piano instrumental work since Twist's debut, and is a coveted song for Twist fans.