There is a dream in In Front of Your Face, Hong Sangsoo’s 26th feature, which screened in the inaugural “Cannes Premieres” sidebar, but this is a dream that, for once, we will not see. Hong’s films often feature unexpected awakenings from dreams in which the protagonist is stuck without the spectator’s prior knowledge, but the joke this time consists of arousing curiosity only to indefinitely postpone its satisfaction. Returning to Seoul after years of absence, the film’s protagonist, Sangok (Lee Hyeyeong), wants to hear about the dream her sister, Jeongok (Cho Yunhee), just woke up from, but Jeongok superstitiously believes that one should never reveal the nature of a good dream before noon. At the end of a morning walk, Sangok asks her sister again about her dream, but, unfortunately,…