I'm in the World of Seafaring, and My Sister Is Robin!

After transmigrating into the world of pirates and becoming Robin's older brother, Ron starts using his cheat ability:

You awaken the wisdom of your previous life and earn the world's attention. You receive a blessing: the Sword Saint's Blessing!

You make a name for yourself in battle and earn the world's acclaim. You receive a blessing: the Sun's Favor!

You reach the pinnacle and earn the world's approval. You receive a blessing: the Phoenix's Protection!

Ron is the uncrowned emperor of the sea, an undefeated legend, and the king who brings one era to an end and begins another.

Yet at first, he was simply an older brother who doted on his little sister and wanted to protect her.

But his little sister Robin, at some point...

Robin:

"As long as there's love, even if he's my big brother... that's okay, right?"

Ron:

"..."

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.