How Long Will I Love U (2018)

Gu Xiaojiao (Liya Tong), a young girl from 2018 and Lu Ming (Jiayin Lei), a man from 1999, discover that they have both woken up in the same bed at the same space-time. More surprisingly, they realise that they can time travel by exiting the bedroom door. The fun begins when they start to plan a number of changes within these two eras. However, they do not know that their destiny is in the hands of a mysterious person.