So I ask you never to forget one thing. You are my wife, and if life becomes too hard for you as my wife, I want you to leave me. - Toshikazu Kawaguchi

There are many crossroads in life. All regrets stem from what happened at one moment we never imagined would happen to us. When our own action brings about an unexpected result, how can we not experience huge regret? After all, do we ever get another shot?

Kiyoshi looked pleased, and smiling broadly, he slowly inhaled over the cup.
Upon observing this, Nagare’s narrow eyes arched in pleasure. That the coffee he served in the cafe was never just ordinary was a source of great pride and joy to him. He puffed out his chest with an air of satisfaction and retired behind the counter.

Don't ever forget me until the end of ages.'
'The end of ages?'
'Because my love for you runs deeper than any grudge.