IF+ if the concert tour plus live is the second concert audio-visual album of Taiwanese female singer Hebe Tien, a member of the Taiwanese girl singing group S.H.E. The live audio and video of "If World Tour" Plus, released on December 8, 2017 (DVD/BD). For this concert audio-visual DVD/BD, director Bilja also conceived and shot a short film themed on the train of life, and invited Lin Qingtai to collaborate with Hebe Tien in the filming.

• Music