Socials

heartsync-live.com shop.heartsync-live.com GIFT TIP TIP

🎨 Color the site with Siena Olena's palette

Recolors the whole site - background and accents. Pick a different VTuber anytime, or reset.

28% 20% 15% 12% 12%

tap to copy hex

Edit my colors

Palette-apply & seasonal theme options are in the Theme menu (top nav).

Data Sources

VTuber Wiki HoloList YouTube

Siena Olena

1 year strong

AKA Siena "Sexy" OlenaSienaSiena Sexy Olena

HeartSync Active

About

Debuting with heartsync in November 2025, Siena Olena streams in English and leans into ASMR and art, with singing and just chatting among her regular themes. Her fans are called Lifelines.

Siena Olena (シエナ・オレナ) is a female English speaking VTuber associated with HeartSync. She debuted under its first generation going under the name "LOCKET" who debuted in late 2025 along side Kumu Cotton and Miki Kokoa. Later, as LOCKET turned into a duo featuring Kumu and Siena, they rebranded as "CottouPien!" She is an alcoholic, schizophrenic, onee-san gyaru magazine model.

Character Info

Country Argentina

Gender Female

Birthday 6 November 2004

Age 0 years old

Debut 2025/11/22

Height 180 cm (5'11")

Weight ....

Languages English, Spanish

Zodiac Sign Scorpio

Community

Speaks English, Spanish

Fan Name LifeLines

Genres art, asmr, cosplaying, designing, drawing, free-talk, gaming, gfe, reading, roleplay, working

Oshi Mark / Emoji 🐆💌

Hashtags

General #PienPosting

Live #SienaSurfing

Fan Art #ArtisticallyIll

Fan Art (NSFW) #TooSienaForWork

Schedule #SienaDose

Recent Activity

Recent Tweets

Loading tweets…

Gallery

HoloList Portrait

Appearance

She has long blonde hair with hot-pink streaks, it is tied into a drill ponytail. She has two more drills framing her face. Her eyes are purple with yellow irises.

Lore

"Famous, beautiful! even SEXY! I'm Siena Olena, a gyaru model that lives everyday like its her last... pien!"
A magazine model on the brink of losing her mind. Her vices won’t be the end of her since she’s the biggest threat to herself.

Siena Olena has no backstory, however she does roleplay a character where she is the viewer's perverted... older sister. Show more

Contributors

This profile is enriched by VTuber Wiki community editors. Thank you to:

BeardWizard ×5 RogueModron ×3 ArseneFox ×2 Seeeeew ×1 FunnyRabbit734 ×1

Credits sourced from VTuber Wiki page revision history. Vtubie and Hololist do not expose per-page contributor data, so this list reflects VTWiki editors only.