KBS' 2TV "Once Again" continues to dominate in its second week on drama ratings.

According to Nielsen Korea, the August 22 episode of "Once Again" has scored an average national rating of 29.2 percent and 33.2 percent for its two parts, managing to leave behind the rest of the weekend dramas.

While the ratings fell short from the drama's all-time high, they marked the very best viewership ratings that "Once Again" has achieved so far on a Saturday, when viewership for KBS weekend dramas is usually significantly lower compared to Sundays.

Meanwhile, not only did the series finale of "It's Okay to Not Be Okay" take first place in its slot across all cable channels, but it also performed particularly well with the key demographic of viewers ages 20 to 49. Among whom it took first place across all channels, including public broadcast networks (scoring a mean rating of 5.4 percent and a peak of 5.7 percent for the night).

On the other hand, tvN's "Forest of Secrets Season 2" has made a modest rise in ratings on its third episode despite the decline in viewership in the second episode of the drama. The drama's broadcast scored a 7 percent on average nationwide and a 7.9 percent on the evening. While OCN's "Train" scored 1.4 percent, seeing a slight rise in viewership from the previous episode.

On August 23, it successfully maintains its rising trend in viewership. The latest episode of "Once Again" has scored 32.8 percent in national rating and 35.5 percent in the combined two parts, making a significant increase in rating from the previous episode last night.

Meanwhile, the tvN's "Forest of Secrets 2" has declined its viewership from 7.9 percent to 6.4 percent score in national ratings and from 7.9 percent to 7.1 percent for the night.

And lastly, JTBC's "Graceful Friends" showed a slight increase in the viewership from his previous episode that scored 4.7 percent the night before.