Case and point, keep the lure in the bottom right as long as possible. The longer, the better.
First, as Andrew said, set out your line as far as possible. If done correctly, by the time your lure hits the water, you should see past the end of the ocean. As soon as it hits the water, use Sink Lure. This allows your lure to sink straight down, instead of drifting over to the left while it sinks. Once you hit the bottom, repeatedly use Stall and Sink Lure to pause your lure in its place. If you get lucky, Mr. LF will come