Which episode is the heyday of our hotel?

The fourth episode. The year we played in the hotel is in the fourth episode. The Year We Played is a topic drama starring Lulu and Chen Douling, urban girlfriends. It tells the story of a pair of girlfriends from a small town who came to Shanghai, a metropolis full of opportunities but easy to get lost, to complete their youth transformation, usher in a new life and their wonderful.