Our 7-Year Hidden Secrets

A pair of partners who have been together for seven years originally lived a peaceful and stable life, until an anonymous letter broke their daily routine. Secrets from the past that had been deliberately covered up gradually surfaced. The once solid and trusting relationship between the two began to crumble, and the protagonist is determined to explore the truth, face the past buried for seven years, and untie the knots that have built up over many years.