Health teacher Saga Mijin was on vacation, but she couldn't let go of Yumenosaki's idols, so she asked a junior, Shimizu Natsume, to take care of those students for him during this period. Qingshui Xia originally accepted it with the mentality of hanging out for a while, but he didn't expect that he was teased by his senior and helped him deal with various messes...
# Non-time travel, the original female protagonist is not a transfer student, the transfer student is still the official Xiaoxing. The male lead has not yet been decided, it all depends on the direction of the plot.