Being single for many years just for the promise of youth
When we met again, the cute girl had forgotten the promise
See how the male protagonist tortures this cute little girl
The male protagonist begs his parents to help him get married with his cute girl
The male protagonist was a wolf dog in the early stage, and became a milk dog after being domesticated.
Sweetness after marriage, sweet and sour articles, novels by female protagonists
Plot idea: They were childhood sweethearts, but the heroine is forgetful and the hero abuses her lightly