This song is about a couple (from sometime in the early 20th century, I'm guessing) that go through on a suicide pact by poisoning themselves with arsenic. He's saying that he doesn't mind not being able to see his lover's smiling face or experience any of the other typical day-to-day relationship joys because in his mind, he's with her forever in death.
This song is about a couple (from sometime in the early 20th century, I'm guessing) that go through on a suicide pact by poisoning themselves with arsenic. He's saying that he doesn't mind not being able to see his lover's smiling face or experience any of the other typical day-to-day relationship joys because in his mind, he's with her forever in death.